139016830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{1231}}^1$

素因数の和:1752

約数の個数: 32

約数和(自身を含む): 261854208

約数和(自身を除く): 122837378

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 491, 982, 1231, 2455, 2462, 4910, 6155, 11293, 12310, 22586, 28313, 56465, 56626, 112930, 141565, 283130, 604421, 1208842, 3022105, 6044210, 13901683, 27803366, 69508415, 139016830]

約数ペア:

[(1, 139016830), (2, 69508415), (5, 27803366), (10, 13901683), (23, 6044210), (46, 3022105), (115, 1208842), (230, 604421), (491, 283130), (982, 141565), (1231, 112930), (2455, 56626), (2462, 56465), (4910, 28313), (6155, 22586), (11293, 12310)]