61851671

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 74462976

約数和(自身を除く): 12611305

約数列:

[1, 7, 47, 49, 107, 251, 329, 749, 1757, 2303, 5029, 5243, 11797, 12299, 26857, 35203, 82579, 187999, 246421, 578053, 1262279, 1315993, 8835953, 61851671]

約数ペア:

[(1, 61851671), (7, 8835953), (47, 1315993), (49, 1262279), (107, 578053), (251, 246421), (329, 187999), (749, 82579), (1757, 35203), (2303, 26857), (5029, 12299), (5243, 11797)]