81381174

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{8689}}^1$

素因数の和:8924

約数の個数: 32

約数和(自身を含む): 186869760

約数和(自身を除く): 105488586

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 223, 446, 669, 1338, 1561, 3122, 4683, 8689, 9366, 17378, 26067, 52134, 60823, 121646, 182469, 364938, 1937647, 3875294, 5812941, 11625882, 13563529, 27127058, 40690587, 81381174]

約数ペア:

[(1, 81381174), (2, 40690587), (3, 27127058), (6, 13563529), (7, 11625882), (14, 5812941), (21, 3875294), (42, 1937647), (223, 364938), (446, 182469), (669, 121646), (1338, 60823), (1561, 52134), (3122, 26067), (4683, 17378), (8689, 9366)]