398439130

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{352601}}^1$

素因数の和:352721

約数の個数: 16

約数和(自身を含む): 723539304

約数和(自身を除く): 325100174

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 352601, 705202, 1763005, 3526010, 39843913, 79687826, 199219565, 398439130]

約数ペア:

[(1, 398439130), (2, 199219565), (5, 79687826), (10, 39843913), (113, 3526010), (226, 1763005), (565, 705202), (1130, 352601)]