25171818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{811}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 57684480

約数和(自身を除く): 32512662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 739, 811, 1478, 1622, 2217, 2433, 4434, 4866, 5173, 5677, 10346, 11354, 15519, 17031, 31038, 34062, 599329, 1198658, 1797987, 3595974, 4195303, 8390606, 12585909, 25171818]

約数ペア:

[(1, 25171818), (2, 12585909), (3, 8390606), (6, 4195303), (7, 3595974), (14, 1797987), (21, 1198658), (42, 599329), (739, 34062), (811, 31038), (1478, 17031), (1622, 15519), (2217, 11354), (2433, 10346), (4434, 5677), (4866, 5173)]