321508408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{3091427}}^1$

素因数の和:3091446

約数の個数: 16

約数和(自身を含む): 649199880

約数和(自身を除く): 327691472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 3091427, 6182854, 12365708, 24731416, 40188551, 80377102, 160754204, 321508408]

約数ペア:

[(1, 321508408), (2, 160754204), (4, 80377102), (8, 40188551), (13, 24731416), (26, 12365708), (52, 6182854), (104, 3091427)]