31590

素因数分解:

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

素因数の和:35

約数の個数: 48

約数和(自身を含む): 91728

約数和(自身を除く): 60138

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 243, 270, 351, 390, 405, 486, 585, 702, 810, 1053, 1170, 1215, 1755, 2106, 2430, 3159, 3510, 5265, 6318, 10530, 15795, 31590]

約数ペア:

[(1, 31590), (2, 15795), (3, 10530), (5, 6318), (6, 5265), (9, 3510), (10, 3159), (13, 2430), (15, 2106), (18, 1755), (26, 1215), (27, 1170), (30, 1053), (39, 810), (45, 702), (54, 585), (65, 486), (78, 405), (81, 390), (90, 351), (117, 270), (130, 243), (135, 234), (162, 195)]