177777996

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{31321}}^1$

素因数の和:31382

約数の個数: 48

約数和(自身を含む): 463064448

約数和(自身を除く): 285286452

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 129, 132, 172, 258, 473, 516, 946, 1419, 1892, 2838, 5676, 31321, 62642, 93963, 125284, 187926, 344531, 375852, 689062, 1033593, 1346803, 1378124, 2067186, 2693606, 4040409, 4134372, 5387212, 8080818, 14814833, 16161636, 29629666, 44444499, 59259332, 88888998, 177777996]

約数ペア:

[(1, 177777996), (2, 88888998), (3, 59259332), (4, 44444499), (6, 29629666), (11, 16161636), (12, 14814833), (22, 8080818), (33, 5387212), (43, 4134372), (44, 4040409), (66, 2693606), (86, 2067186), (129, 1378124), (132, 1346803), (172, 1033593), (258, 689062), (473, 375852), (516, 344531), (946, 187926), (1419, 125284), (1892, 93963), (2838, 62642), (5676, 31321)]