391567374

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 988683696

約数和(自身を除く): 597116322

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 43, 66, 74, 86, 99, 111, 113, 121, 129, 198, 222, 226, 242, 258, 333, 339, 363, 387, 407, 473, 666, 678, 726, 774, 814, 946, 1017, 1089, 1221, 1243, 1419, 1591, 2034, 2178, 2442, 2486, 2838, 3182, 3663, 3729, 4181, 4257, 4477, 4773, 4859, 5203, 7326, 7458, 8362, 8514, 8954, 9546, 9718, 10406, 11187, 12543, 13431, 13673, 14319, 14577, 15609, 17501, 22374, 25086, 26862, 27346, 28638, 29154, 31218, 35002, 37629, 40293, 41019, 43731, 45991, 46827, 52503, 53449, 75258, 80586, 82038, 87462, 91982, 93654, 105006, 106898, 123057, 137973, 157509, 160347, 179783, 192511, 246114, 275946, 315018, 320694, 359566, 385022, 413919, 481041, 505901, 539349, 577533, 587939, 827838, 962082, 1011802, 1078698, 1155066, 1175878, 1517703, 1618047, 1732599, 1763817, 1977613, 3035406, 3236094, 3465198, 3527634, 3955226, 4553109, 5291451, 5932839, 9106218, 10582902, 11865678, 17798517, 21753743, 35597034, 43507486, 65261229, 130522458, 195783687, 391567374]

約数ペア:

[(1, 391567374), (2, 195783687), (3, 130522458), (6, 65261229), (9, 43507486), (11, 35597034), (18, 21753743), (22, 17798517), (33, 11865678), (37, 10582902), (43, 9106218), (66, 5932839), (74, 5291451), (86, 4553109), (99, 3955226), (111, 3527634), (113, 3465198), (121, 3236094), (129, 3035406), (198, 1977613), (222, 1763817), (226, 1732599), (242, 1618047), (258, 1517703), (333, 1175878), (339, 1155066), (363, 1078698), (387, 1011802), (407, 962082), (473, 827838), (666, 587939), (678, 577533), (726, 539349), (774, 505901), (814, 481041), (946, 413919), (1017, 385022), (1089, 359566), (1221, 320694), (1243, 315018), (1419, 275946), (1591, 246114), (2034, 192511), (2178, 179783), (2442, 160347), (2486, 157509), (2838, 137973), (3182, 123057), (3663, 106898), (3729, 105006), (4181, 93654), (4257, 91982), (4477, 87462), (4773, 82038), (4859, 80586), (5203, 75258), (7326, 53449), (7458, 52503), (8362, 46827), (8514, 45991), (8954, 43731), (9546, 41019), (9718, 40293), (10406, 37629), (11187, 35002), (12543, 31218), (13431, 29154), (13673, 28638), (14319, 27346), (14577, 26862), (15609, 25086), (17501, 22374)]