3639993

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 5913600

約数和(自身を除く): 2273607

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 139, 203, 301, 417, 609, 903, 973, 1247, 2919, 3741, 4031, 5977, 8729, 12093, 17931, 26187, 28217, 41839, 84651, 125517, 173333, 519999, 1213331, 3639993]

約数ペア:

[(1, 3639993), (3, 1213331), (7, 519999), (21, 173333), (29, 125517), (43, 84651), (87, 41839), (129, 28217), (139, 26187), (203, 17931), (301, 12093), (417, 8729), (609, 5977), (903, 4031), (973, 3741), (1247, 2919)]