248724928

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:641

約数の個数: 56

約数和(自身を含む): 505626624

約数和(自身を除く): 256901696

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 127, 142, 254, 284, 431, 508, 568, 862, 1016, 1136, 1724, 2032, 2272, 3448, 4064, 4544, 6896, 8128, 9017, 13792, 18034, 27584, 30601, 36068, 54737, 61202, 72136, 109474, 122404, 144272, 218948, 244808, 288544, 437896, 489616, 577088, 875792, 979232, 1751584, 1958464, 3503168, 3886327, 7772654, 15545308, 31090616, 62181232, 124362464, 248724928]

約数ペア:

[(1, 248724928), (2, 124362464), (4, 62181232), (8, 31090616), (16, 15545308), (32, 7772654), (64, 3886327), (71, 3503168), (127, 1958464), (142, 1751584), (254, 979232), (284, 875792), (431, 577088), (508, 489616), (568, 437896), (862, 288544), (1016, 244808), (1136, 218948), (1724, 144272), (2032, 122404), (2272, 109474), (3448, 72136), (4064, 61202), (4544, 54737), (6896, 36068), (8128, 30601), (9017, 27584), (13792, 18034)]