1639221693

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{36107}}^1$

素因数の和:36556

約数の個数: 16

約数和(自身を含む): 2250250560

約数和(自身を除く): 611028867

約数列:

[1, 3, 37, 111, 409, 1227, 15133, 36107, 45399, 108321, 1335959, 4007877, 14767763, 44303289, 546407231, 1639221693]

約数ペア:

[(1, 1639221693), (3, 546407231), (37, 44303289), (111, 14767763), (409, 4007877), (1227, 1335959), (15133, 108321), (36107, 45399)]