401111984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{275489}}^1$

素因数の和:275517

約数の個数: 40

約数和(自身を含む): 956501280

約数和(自身を除く): 555389296

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 275489, 550978, 1101956, 1928423, 2203912, 3581357, 3856846, 4407824, 7162714, 7713692, 14325428, 15427384, 25069499, 28650856, 30854768, 50138998, 57301712, 100277996, 200555992, 401111984]

約数ペア:

[(1, 401111984), (2, 200555992), (4, 100277996), (7, 57301712), (8, 50138998), (13, 30854768), (14, 28650856), (16, 25069499), (26, 15427384), (28, 14325428), (52, 7713692), (56, 7162714), (91, 4407824), (104, 3856846), (112, 3581357), (182, 2203912), (208, 1928423), (364, 1101956), (728, 550978), (1456, 275489)]