87647490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{139123}}^1$

素因数の和:139143

約数の個数: 48

約数和(自身を含む): 260440128

約数和(自身を除く): 172792638

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 139123, 278246, 417369, 695615, 834738, 973861, 1252107, 1391230, 1947722, 2086845, 2504214, 2921583, 4173690, 4869305, 5843166, 6260535, 8764749, 9738610, 12521070, 14607915, 17529498, 29215830, 43823745, 87647490]

約数ペア:

[(1, 87647490), (2, 43823745), (3, 29215830), (5, 17529498), (6, 14607915), (7, 12521070), (9, 9738610), (10, 8764749), (14, 6260535), (15, 5843166), (18, 4869305), (21, 4173690), (30, 2921583), (35, 2504214), (42, 2086845), (45, 1947722), (63, 1391230), (70, 1252107), (90, 973861), (105, 834738), (126, 695615), (210, 417369), (315, 278246), (630, 139123)]