66666768

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{198413}}^1$

素因数の和:198431

約数の個数: 40

約数和(自身を含む): 196826688

約数和(自身を除く): 130159920

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 198413, 396826, 595239, 793652, 1190478, 1388891, 1587304, 2380956, 2777782, 3174608, 4166673, 4761912, 5555564, 8333346, 9523824, 11111128, 16666692, 22222256, 33333384, 66666768]

約数ペア:

[(1, 66666768), (2, 33333384), (3, 22222256), (4, 16666692), (6, 11111128), (7, 9523824), (8, 8333346), (12, 5555564), (14, 4761912), (16, 4166673), (21, 3174608), (24, 2777782), (28, 2380956), (42, 1587304), (48, 1388891), (56, 1190478), (84, 793652), (112, 595239), (168, 396826), (336, 198413)]