31230826

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 55770624

約数和(自身を除く): 24539798

約数列:

[1, 2, 11, 22, 23, 31, 46, 62, 121, 181, 242, 253, 341, 362, 506, 682, 713, 1426, 1991, 2783, 3751, 3982, 4163, 5566, 5611, 7502, 7843, 8326, 11222, 15686, 21901, 43802, 45793, 61721, 86273, 91586, 123442, 129053, 172546, 258106, 503723, 678931, 1007446, 1357862, 1419583, 2839166, 15615413, 31230826]

約数ペア:

[(1, 31230826), (2, 15615413), (11, 2839166), (22, 1419583), (23, 1357862), (31, 1007446), (46, 678931), (62, 503723), (121, 258106), (181, 172546), (242, 129053), (253, 123442), (341, 91586), (362, 86273), (506, 61721), (682, 45793), (713, 43802), (1426, 21901), (1991, 15686), (2783, 11222), (3751, 8326), (3982, 7843), (4163, 7502), (5566, 5611)]