1721053818

素因数分解:

$2^1\times 3^6\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:719

約数の個数: 112

約数和(自身を含む): 4249584000

約数和(自身を除く): 2528530182

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 239, 243, 297, 449, 478, 486, 594, 717, 729, 891, 898, 1347, 1434, 1458, 1782, 2151, 2629, 2673, 2694, 4041, 4302, 4939, 5258, 5346, 6453, 7887, 8019, 8082, 9878, 12123, 12906, 14817, 15774, 16038, 19359, 23661, 24246, 29634, 36369, 38718, 44451, 47322, 58077, 70983, 72738, 88902, 107311, 109107, 116154, 133353, 141966, 174231, 212949, 214622, 218214, 266706, 321933, 327321, 348462, 400059, 425898, 638847, 643866, 654642, 800118, 965799, 1180421, 1200177, 1277694, 1916541, 1931598, 2360842, 2400354, 2897397, 3541263, 3600531, 3833082, 5794794, 7082526, 7201062, 8692191, 10623789, 17384382, 21247578, 26076573, 31871367, 52153146, 63742734, 78229719, 95614101, 156459438, 191228202, 286842303, 573684606, 860526909, 1721053818]

約数ペア:

[(1, 1721053818), (2, 860526909), (3, 573684606), (6, 286842303), (9, 191228202), (11, 156459438), (18, 95614101), (22, 78229719), (27, 63742734), (33, 52153146), (54, 31871367), (66, 26076573), (81, 21247578), (99, 17384382), (162, 10623789), (198, 8692191), (239, 7201062), (243, 7082526), (297, 5794794), (449, 3833082), (478, 3600531), (486, 3541263), (594, 2897397), (717, 2400354), (729, 2360842), (891, 1931598), (898, 1916541), (1347, 1277694), (1434, 1200177), (1458, 1180421), (1782, 965799), (2151, 800118), (2629, 654642), (2673, 643866), (2694, 638847), (4041, 425898), (4302, 400059), (4939, 348462), (5258, 327321), (5346, 321933), (6453, 266706), (7887, 218214), (8019, 214622), (8082, 212949), (9878, 174231), (12123, 141966), (12906, 133353), (14817, 116154), (15774, 109107), (16038, 107311), (19359, 88902), (23661, 72738), (24246, 70983), (29634, 58077), (36369, 47322), (38718, 44451)]