28867878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 73032960

約数和(自身を除く): 44165082

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 43, 57, 78, 86, 114, 117, 129, 151, 171, 234, 247, 258, 302, 342, 387, 453, 494, 559, 741, 774, 817, 906, 1118, 1359, 1482, 1634, 1677, 1963, 2223, 2451, 2718, 2869, 3354, 3926, 4446, 4902, 5031, 5738, 5889, 6493, 7353, 8607, 10062, 10621, 11778, 12986, 14706, 17214, 17667, 19479, 21242, 25821, 31863, 35334, 37297, 38958, 51642, 58437, 63726, 74594, 84409, 95589, 111891, 116874, 123367, 168818, 191178, 223782, 246734, 253227, 335673, 370101, 506454, 671346, 740202, 759681, 1110303, 1519362, 1603771, 2220606, 3207542, 4811313, 9622626, 14433939, 28867878]

約数ペア:

[(1, 28867878), (2, 14433939), (3, 9622626), (6, 4811313), (9, 3207542), (13, 2220606), (18, 1603771), (19, 1519362), (26, 1110303), (38, 759681), (39, 740202), (43, 671346), (57, 506454), (78, 370101), (86, 335673), (114, 253227), (117, 246734), (129, 223782), (151, 191178), (171, 168818), (234, 123367), (247, 116874), (258, 111891), (302, 95589), (342, 84409), (387, 74594), (453, 63726), (494, 58437), (559, 51642), (741, 38958), (774, 37297), (817, 35334), (906, 31863), (1118, 25821), (1359, 21242), (1482, 19479), (1634, 17667), (1677, 17214), (1963, 14706), (2223, 12986), (2451, 11778), (2718, 10621), (2869, 10062), (3354, 8607), (3926, 7353), (4446, 6493), (4902, 5889), (5031, 5738)]