72221728

素因数分解:

$2^5\times {\mathrm{821}}^1\times {\mathrm{2749}}^1$

素因数の和:3580

約数の個数: 24

約数和(自身を含む): 142411500

約数和(自身を除く): 70189772

約数列:

[1, 2, 4, 8, 16, 32, 821, 1642, 2749, 3284, 5498, 6568, 10996, 13136, 21992, 26272, 43984, 87968, 2256929, 4513858, 9027716, 18055432, 36110864, 72221728]

約数ペア:

[(1, 72221728), (2, 36110864), (4, 18055432), (8, 9027716), (16, 4513858), (32, 2256929), (821, 87968), (1642, 43984), (2749, 26272), (3284, 21992), (5498, 13136), (6568, 10996)]