78901426

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{4283}}^1$

素因数の和:4497

約数の個数: 16

約数和(自身を含む): 121117248

約数和(自身を除く): 42215822

約数列:

[1, 2, 61, 122, 151, 302, 4283, 8566, 9211, 18422, 261263, 522526, 646733, 1293466, 39450713, 78901426]

約数ペア:

[(1, 78901426), (2, 39450713), (61, 1293466), (122, 646733), (151, 522526), (302, 261263), (4283, 18422), (8566, 9211)]