84988878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 189665280

約数和(自身を除く): 104676402

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 97, 141, 194, 239, 282, 291, 478, 582, 611, 717, 1222, 1261, 1434, 1833, 2522, 3107, 3666, 3783, 4559, 6214, 7566, 9118, 9321, 11233, 13677, 18642, 22466, 23183, 27354, 33699, 46366, 59267, 67398, 69549, 118534, 139098, 146029, 177801, 292058, 301379, 355602, 438087, 602758, 876174, 904137, 1089601, 1808274, 2179202, 3268803, 6537606, 14164813, 28329626, 42494439, 84988878]

約数ペア:

[(1, 84988878), (2, 42494439), (3, 28329626), (6, 14164813), (13, 6537606), (26, 3268803), (39, 2179202), (47, 1808274), (78, 1089601), (94, 904137), (97, 876174), (141, 602758), (194, 438087), (239, 355602), (282, 301379), (291, 292058), (478, 177801), (582, 146029), (611, 139098), (717, 118534), (1222, 69549), (1261, 67398), (1434, 59267), (1833, 46366), (2522, 33699), (3107, 27354), (3666, 23183), (3783, 22466), (4559, 18642), (6214, 13677), (7566, 11233), (9118, 9321)]