149432890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{991}}^1$

素因数の和:1902

約数の個数: 32

約数和(自身を含む): 285410304

約数和(自身を除く): 135977414

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 887, 991, 1774, 1982, 4435, 4955, 8870, 9910, 15079, 16847, 30158, 33694, 75395, 84235, 150790, 168470, 879017, 1758034, 4395085, 8790170, 14943289, 29886578, 74716445, 149432890]

約数ペア:

[(1, 149432890), (2, 74716445), (5, 29886578), (10, 14943289), (17, 8790170), (34, 4395085), (85, 1758034), (170, 879017), (887, 168470), (991, 150790), (1774, 84235), (1982, 75395), (4435, 33694), (4955, 30158), (8870, 16847), (9910, 15079)]