61661313

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 105805440

約数和(自身を除く): 44144127

約数列:

[1, 3, 7, 9, 21, 53, 59, 63, 159, 177, 313, 371, 413, 477, 531, 939, 1113, 1239, 2191, 2817, 3127, 3339, 3717, 6573, 9381, 16589, 18467, 19719, 21889, 28143, 49767, 55401, 65667, 116123, 129269, 149301, 166203, 197001, 348369, 387807, 978751, 1045107, 1163421, 2936253, 6851257, 8808759, 20553771, 61661313]

約数ペア:

[(1, 61661313), (3, 20553771), (7, 8808759), (9, 6851257), (21, 2936253), (53, 1163421), (59, 1045107), (63, 978751), (159, 387807), (177, 348369), (313, 197001), (371, 166203), (413, 149301), (477, 129269), (531, 116123), (939, 65667), (1113, 55401), (1239, 49767), (2191, 28143), (2817, 21889), (3127, 19719), (3339, 18467), (3717, 16589), (6573, 9381)]