28900830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{137623}}^1$

素因数の和:137640

約数の個数: 32

約数和(自身を含む): 79271424

約数和(自身を除く): 50370594

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 137623, 275246, 412869, 688115, 825738, 963361, 1376230, 1926722, 2064345, 2890083, 4128690, 4816805, 5780166, 9633610, 14450415, 28900830]

約数ペア:

[(1, 28900830), (2, 14450415), (3, 9633610), (5, 5780166), (6, 4816805), (7, 4128690), (10, 2890083), (14, 2064345), (15, 1926722), (21, 1376230), (30, 963361), (35, 825738), (42, 688115), (70, 412869), (105, 275246), (210, 137623)]