27400905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2351}}^1$

素因数の和:2406

約数の個数: 48

約数和(自身を含む): 55770624

約数和(自身を除く): 28369719

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 63, 105, 111, 185, 259, 315, 333, 555, 777, 1295, 1665, 2331, 2351, 3885, 7053, 11655, 11755, 16457, 21159, 35265, 49371, 82285, 86987, 105795, 148113, 246855, 260961, 434935, 608909, 740565, 782883, 1304805, 1826727, 3044545, 3914415, 5480181, 9133635, 27400905]

約数ペア:

[(1, 27400905), (3, 9133635), (5, 5480181), (7, 3914415), (9, 3044545), (15, 1826727), (21, 1304805), (35, 782883), (37, 740565), (45, 608909), (63, 434935), (105, 260961), (111, 246855), (185, 148113), (259, 105795), (315, 86987), (333, 82285), (555, 49371), (777, 35265), (1295, 21159), (1665, 16457), (2331, 11755), (2351, 11655), (3885, 7053)]