404865272

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{81233}}^1$

素因数の和:81335

約数の個数: 32

約数和(自身を含む): 877327200

約数和(自身を除く): 472461928

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 81233, 162466, 324932, 568631, 649864, 1137262, 2274524, 4549048, 7229737, 14459474, 28918948, 50608159, 57837896, 101216318, 202432636, 404865272]

約数ペア:

[(1, 404865272), (2, 202432636), (4, 101216318), (7, 57837896), (8, 50608159), (14, 28918948), (28, 14459474), (56, 7229737), (89, 4549048), (178, 2274524), (356, 1137262), (623, 649864), (712, 568631), (1246, 324932), (2492, 162466), (4984, 81233)]