390259764

素因数分解:

$2^2\times 3^2\times {\mathrm{991}}^1\times {\mathrm{10939}}^1$

素因数の和:11940

約数の個数: 36

約数和(自身を含む): 987575680

約数和(自身を除く): 597315916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 991, 1982, 2973, 3964, 5946, 8919, 10939, 11892, 17838, 21878, 32817, 35676, 43756, 65634, 98451, 131268, 196902, 393804, 10840549, 21681098, 32521647, 43362196, 65043294, 97564941, 130086588, 195129882, 390259764]

約数ペア:

[(1, 390259764), (2, 195129882), (3, 130086588), (4, 97564941), (6, 65043294), (9, 43362196), (12, 32521647), (18, 21681098), (36, 10840549), (991, 393804), (1982, 196902), (2973, 131268), (3964, 98451), (5946, 65634), (8919, 43756), (10939, 35676), (11892, 32817), (17838, 21878)]