81543174

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2161}}^1$

素因数の和:2516

約数の個数: 32

約数和(自身を含む): 172268160

約数和(自身を除く): 90724986

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 331, 662, 993, 1986, 2161, 4322, 6289, 6483, 12578, 12966, 18867, 37734, 41059, 82118, 123177, 246354, 715291, 1430582, 2145873, 4291746, 13590529, 27181058, 40771587, 81543174]

約数ペア:

[(1, 81543174), (2, 40771587), (3, 27181058), (6, 13590529), (19, 4291746), (38, 2145873), (57, 1430582), (114, 715291), (331, 246354), (662, 123177), (993, 82118), (1986, 41059), (2161, 37734), (4322, 18867), (6289, 12966), (6483, 12578)]