393695995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{6863}}^1$

素因数の和:7035

約数の個数: 32

約数和(自身を含む): 593049600

約数和(自身を除く): 199353605

約数列:

[1, 5, 7, 11, 35, 55, 77, 149, 385, 745, 1043, 1639, 5215, 6863, 8195, 11473, 34315, 48041, 57365, 75493, 240205, 377465, 528451, 1022587, 2642255, 5112935, 7158109, 11248457, 35790545, 56242285, 78739199, 393695995]

約数ペア:

[(1, 393695995), (5, 78739199), (7, 56242285), (11, 35790545), (35, 11248457), (55, 7158109), (77, 5112935), (149, 2642255), (385, 1022587), (745, 528451), (1043, 377465), (1639, 240205), (5215, 75493), (6863, 57365), (8195, 48041), (11473, 34315)]