991630

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1871}}^1$

素因数の和:1931

約数の個数: 16

約数和(自身を含む): 1819584

約数和(自身を除く): 827954

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 1871, 3742, 9355, 18710, 99163, 198326, 495815, 991630]

約数ペア:

[(1, 991630), (2, 495815), (5, 198326), (10, 99163), (53, 18710), (106, 9355), (265, 3742), (530, 1871)]