12975789

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 18534880

約数和(自身を除く): 5559091

約数列:

[1, 3, 29, 37, 87, 111, 139, 417, 841, 1073, 2523, 3219, 4031, 5143, 12093, 15429, 31117, 93351, 116899, 149147, 350697, 447441, 4325263, 12975789]

約数ペア:

[(1, 12975789), (3, 4325263), (29, 447441), (37, 350697), (87, 149147), (111, 116899), (139, 93351), (417, 31117), (841, 15429), (1073, 12093), (2523, 5143), (3219, 4031)]