338781664

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{814379}}^1$

素因数の和:814402

約数の個数: 24

約数和(自身を含む): 718283160

約数和(自身を除く): 379501496

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 814379, 1628758, 3257516, 6515032, 10586927, 13030064, 21173854, 26060128, 42347708, 84695416, 169390832, 338781664]

約数ペア:

[(1, 338781664), (2, 169390832), (4, 84695416), (8, 42347708), (13, 26060128), (16, 21173854), (26, 13030064), (32, 10586927), (52, 6515032), (104, 3257516), (208, 1628758), (416, 814379)]