138789456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{222419}}^1$

素因数の和:222443

約数の個数: 40

約数和(自身を含む): 386121120

約数和(自身を除く): 247331664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 222419, 444838, 667257, 889676, 1334514, 1779352, 2669028, 2891447, 3558704, 5338056, 5782894, 8674341, 10676112, 11565788, 17348682, 23131576, 34697364, 46263152, 69394728, 138789456]

約数ペア:

[(1, 138789456), (2, 69394728), (3, 46263152), (4, 34697364), (6, 23131576), (8, 17348682), (12, 11565788), (13, 10676112), (16, 8674341), (24, 5782894), (26, 5338056), (39, 3558704), (48, 2891447), (52, 2669028), (78, 1779352), (104, 1334514), (156, 889676), (208, 667257), (312, 444838), (624, 222419)]