161856266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1307}}^1$

素因数の和:1766

約数の個数: 32

約数和(自身を含む): 286106688

約数和(自身を除く): 124250422

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 433, 866, 1307, 2614, 4763, 5629, 9526, 11258, 14377, 16991, 28754, 33982, 61919, 123838, 186901, 373802, 565931, 1131862, 6225241, 7357103, 12450482, 14714206, 80928133, 161856266]

約数ペア:

[(1, 161856266), (2, 80928133), (11, 14714206), (13, 12450482), (22, 7357103), (26, 6225241), (143, 1131862), (286, 565931), (433, 373802), (866, 186901), (1307, 123838), (2614, 61919), (4763, 33982), (5629, 28754), (9526, 16991), (11258, 14377)]