63871805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{883}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 87070464

約数和(自身を除く): 23198659

約数列:

[1, 5, 17, 23, 37, 85, 115, 185, 391, 629, 851, 883, 1955, 3145, 4255, 4415, 14467, 15011, 20309, 32671, 72335, 75055, 101545, 163355, 345253, 555407, 751433, 1726265, 2777035, 3757165, 12774361, 63871805]

約数ペア:

[(1, 63871805), (5, 12774361), (17, 3757165), (23, 2777035), (37, 1726265), (85, 751433), (115, 555407), (185, 345253), (391, 163355), (629, 101545), (851, 75055), (883, 72335), (1955, 32671), (3145, 20309), (4255, 15011), (4415, 14467)]