12638790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{443}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 33038928

約数和(自身を除く): 20400138

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 317, 443, 634, 886, 951, 1329, 1585, 1902, 2215, 2658, 2853, 3170, 3987, 4430, 4755, 5706, 6645, 7974, 9510, 13290, 14265, 19935, 28530, 39870, 140431, 280862, 421293, 702155, 842586, 1263879, 1404310, 2106465, 2527758, 4212930, 6319395, 12638790]

約数ペア:

[(1, 12638790), (2, 6319395), (3, 4212930), (5, 2527758), (6, 2106465), (9, 1404310), (10, 1263879), (15, 842586), (18, 702155), (30, 421293), (45, 280862), (90, 140431), (317, 39870), (443, 28530), (634, 19935), (886, 14265), (951, 13290), (1329, 9510), (1585, 7974), (1902, 6645), (2215, 5706), (2658, 4755), (2853, 4430), (3170, 3987)]