89149921

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{4139}}^1$

素因数の和:4344

約数の個数: 16

約数和(自身を含む): 108501120

約数和(自身を除く): 19351199

約数列:

[1, 7, 17, 119, 181, 1267, 3077, 4139, 21539, 28973, 70363, 492541, 749159, 5244113, 12735703, 89149921]

約数ペア:

[(1, 89149921), (7, 12735703), (17, 5244113), (119, 749159), (181, 492541), (1267, 70363), (3077, 28973), (4139, 21539)]