397560268

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{53987}}^1$

素因数の和:54261

約数の個数: 24

約数和(自身を含む): 798158592

約数和(自身を除く): 400598324

約数列:

[1, 2, 4, 7, 14, 28, 263, 526, 1052, 1841, 3682, 7364, 53987, 107974, 215948, 377909, 755818, 1511636, 14198581, 28397162, 56794324, 99390067, 198780134, 397560268]

約数ペア:

[(1, 397560268), (2, 198780134), (4, 99390067), (7, 56794324), (14, 28397162), (28, 14198581), (263, 1511636), (526, 755818), (1052, 377909), (1841, 215948), (3682, 107974), (7364, 53987)]