31432590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{16631}}^1$

素因数の和:16654

約数の個数: 64

約数和(自身を含む): 95800320

約数和(自身を除く): 64367730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 16631, 33262, 49893, 83155, 99786, 116417, 149679, 166310, 232834, 249465, 299358, 349251, 449037, 498930, 582085, 698502, 748395, 898074, 1047753, 1164170, 1496790, 1746255, 2095506, 2245185, 3143259, 3492510, 4490370, 5238765, 6286518, 10477530, 15716295, 31432590]

約数ペア:

[(1, 31432590), (2, 15716295), (3, 10477530), (5, 6286518), (6, 5238765), (7, 4490370), (9, 3492510), (10, 3143259), (14, 2245185), (15, 2095506), (18, 1746255), (21, 1496790), (27, 1164170), (30, 1047753), (35, 898074), (42, 748395), (45, 698502), (54, 582085), (63, 498930), (70, 449037), (90, 349251), (105, 299358), (126, 249465), (135, 232834), (189, 166310), (210, 149679), (270, 116417), (315, 99786), (378, 83155), (630, 49893), (945, 33262), (1890, 16631)]