31212675

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3557}}^1$

素因数の和:3589

約数の個数: 48

約数和(自身を含む): 61766880

約数和(自身を除く): 30554205

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2925, 3557, 8775, 10671, 17785, 32013, 46241, 53355, 88925, 96039, 138723, 160065, 231205, 266775, 416169, 480195, 693615, 800325, 1156025, 1248507, 2080845, 2400975, 3468075, 6242535, 10404225, 31212675]

約数ペア:

[(1, 31212675), (3, 10404225), (5, 6242535), (9, 3468075), (13, 2400975), (15, 2080845), (25, 1248507), (27, 1156025), (39, 800325), (45, 693615), (65, 480195), (75, 416169), (117, 266775), (135, 231205), (195, 160065), (225, 138723), (325, 96039), (351, 88925), (585, 53355), (675, 46241), (975, 32013), (1755, 17785), (2925, 10671), (3557, 8775)]