28657832

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13831}}^1$

素因数の和:13881

約数の個数: 32

約数和(自身を含む): 63073920

約数和(自身を除く): 34416088

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 13831, 27662, 55324, 96817, 110648, 193634, 387268, 511747, 774536, 1023494, 2046988, 3582229, 4093976, 7164458, 14328916, 28657832]

約数ペア:

[(1, 28657832), (2, 14328916), (4, 7164458), (7, 4093976), (8, 3582229), (14, 2046988), (28, 1023494), (37, 774536), (56, 511747), (74, 387268), (148, 193634), (259, 110648), (296, 96817), (518, 55324), (1036, 27662), (2072, 13831)]