1551870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 4138992

約数和(自身を除く): 2587122

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 401, 430, 645, 774, 802, 1203, 1290, 1935, 2005, 2406, 3609, 3870, 4010, 6015, 7218, 12030, 17243, 18045, 34486, 36090, 51729, 86215, 103458, 155187, 172430, 258645, 310374, 517290, 775935, 1551870]

約数ペア:

[(1, 1551870), (2, 775935), (3, 517290), (5, 310374), (6, 258645), (9, 172430), (10, 155187), (15, 103458), (18, 86215), (30, 51729), (43, 36090), (45, 34486), (86, 18045), (90, 17243), (129, 12030), (215, 7218), (258, 6015), (387, 4010), (401, 3870), (430, 3609), (645, 2406), (774, 2005), (802, 1935), (1203, 1290)]