7915648

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 17478720

約数和(自身を除く): 9563072

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 71, 104, 128, 134, 142, 208, 268, 284, 416, 536, 568, 832, 871, 923, 1072, 1136, 1664, 1742, 1846, 2144, 2272, 3484, 3692, 4288, 4544, 4757, 6968, 7384, 8576, 9088, 9514, 13936, 14768, 19028, 27872, 29536, 38056, 55744, 59072, 61841, 76112, 111488, 118144, 123682, 152224, 247364, 304448, 494728, 608896, 989456, 1978912, 3957824, 7915648]

約数ペア:

[(1, 7915648), (2, 3957824), (4, 1978912), (8, 989456), (13, 608896), (16, 494728), (26, 304448), (32, 247364), (52, 152224), (64, 123682), (67, 118144), (71, 111488), (104, 76112), (128, 61841), (134, 59072), (142, 55744), (208, 38056), (268, 29536), (284, 27872), (416, 19028), (536, 14768), (568, 13936), (832, 9514), (871, 9088), (923, 8576), (1072, 7384), (1136, 6968), (1664, 4757), (1742, 4544), (1846, 4288), (2144, 3692), (2272, 3484)]