140695415

素因数分解:

$5^1\times 7^2\times {\mathrm{557}}^1\times {\mathrm{1031}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 196942752

約数和(自身を除く): 56247337

約数列:

[1, 5, 7, 35, 49, 245, 557, 1031, 2785, 3899, 5155, 7217, 19495, 27293, 36085, 50519, 136465, 252595, 574267, 2871335, 4019869, 20099345, 28139083, 140695415]

約数ペア:

[(1, 140695415), (5, 28139083), (7, 20099345), (35, 4019869), (49, 2871335), (245, 574267), (557, 252595), (1031, 136465), (2785, 50519), (3899, 36085), (5155, 27293), (7217, 19495)]