128735404

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 264096000

約数和(自身を除く): 135360596

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 149, 236, 298, 413, 523, 596, 826, 1043, 1046, 1652, 2086, 2092, 3661, 4172, 7322, 8791, 14644, 17582, 30857, 35164, 61537, 61714, 77927, 123074, 123428, 155854, 215999, 246148, 311708, 431998, 545489, 863996, 1090978, 2181956, 4597693, 9195386, 18390772, 32183851, 64367702, 128735404]

約数ペア:

[(1, 128735404), (2, 64367702), (4, 32183851), (7, 18390772), (14, 9195386), (28, 4597693), (59, 2181956), (118, 1090978), (149, 863996), (236, 545489), (298, 431998), (413, 311708), (523, 246148), (596, 215999), (826, 155854), (1043, 123428), (1046, 123074), (1652, 77927), (2086, 61714), (2092, 61537), (3661, 35164), (4172, 30857), (7322, 17582), (8791, 14644)]