25707123

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 42928704

約数和(自身を除く): 17221581

約数列:

[1, 3, 9, 13, 23, 39, 41, 69, 117, 123, 207, 233, 299, 369, 533, 699, 897, 943, 1599, 2097, 2691, 2829, 3029, 4797, 5359, 8487, 9087, 9553, 12259, 16077, 27261, 28659, 36777, 48231, 69667, 85977, 110331, 124189, 209001, 219719, 372567, 627003, 659157, 1117701, 1977471, 2856347, 8569041, 25707123]

約数ペア:

[(1, 25707123), (3, 8569041), (9, 2856347), (13, 1977471), (23, 1117701), (39, 659157), (41, 627003), (69, 372567), (117, 219719), (123, 209001), (207, 124189), (233, 110331), (299, 85977), (369, 69667), (533, 48231), (699, 36777), (897, 28659), (943, 27261), (1599, 16077), (2097, 12259), (2691, 9553), (2829, 9087), (3029, 8487), (4797, 5359)]