8127912

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 22176000

約数和(自身を除く): 14048088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 109, 156, 218, 239, 312, 327, 436, 478, 654, 717, 872, 956, 1308, 1417, 1434, 1912, 2616, 2834, 2868, 3107, 4251, 5668, 5736, 6214, 8502, 9321, 11336, 12428, 17004, 18642, 24856, 26051, 34008, 37284, 52102, 74568, 78153, 104204, 156306, 208408, 312612, 338663, 625224, 677326, 1015989, 1354652, 2031978, 2709304, 4063956, 8127912]

約数ペア:

[(1, 8127912), (2, 4063956), (3, 2709304), (4, 2031978), (6, 1354652), (8, 1015989), (12, 677326), (13, 625224), (24, 338663), (26, 312612), (39, 208408), (52, 156306), (78, 104204), (104, 78153), (109, 74568), (156, 52102), (218, 37284), (239, 34008), (312, 26051), (327, 24856), (436, 18642), (478, 17004), (654, 12428), (717, 11336), (872, 9321), (956, 8502), (1308, 6214), (1417, 5736), (1434, 5668), (1912, 4251), (2616, 3107), (2834, 2868)]