71097808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{261389}}^1$

素因数の和:261414

約数の個数: 20

約数和(自身を含む): 145855620

約数和(自身を除く): 74757812

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 261389, 522778, 1045556, 2091112, 4182224, 4443613, 8887226, 17774452, 35548904, 71097808]

約数ペア:

[(1, 71097808), (2, 35548904), (4, 17774452), (8, 8887226), (16, 4443613), (17, 4182224), (34, 2091112), (68, 1045556), (136, 522778), (272, 261389)]