28921178

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 53290440

約数和(自身を除く): 24369262

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 121, 143, 242, 286, 317, 319, 377, 634, 638, 754, 1573, 3146, 3487, 3509, 4121, 4147, 6974, 7018, 8242, 8294, 9193, 18386, 38357, 45331, 45617, 76714, 90662, 91234, 101123, 119509, 202246, 239018, 498641, 997282, 1112353, 1314599, 2224706, 2629198, 14460589, 28921178]

約数ペア:

[(1, 28921178), (2, 14460589), (11, 2629198), (13, 2224706), (22, 1314599), (26, 1112353), (29, 997282), (58, 498641), (121, 239018), (143, 202246), (242, 119509), (286, 101123), (317, 91234), (319, 90662), (377, 76714), (634, 45617), (638, 45331), (754, 38357), (1573, 18386), (3146, 9193), (3487, 8294), (3509, 8242), (4121, 7018), (4147, 6974)]