61406639

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 71625216

約数和(自身を除く): 10218577

約数列:

[1, 7, 67, 311, 421, 469, 2177, 2947, 20837, 28207, 130931, 145859, 197449, 916517, 8772377, 61406639]

約数ペア:

[(1, 61406639), (7, 8772377), (67, 916517), (311, 197449), (421, 145859), (469, 130931), (2177, 28207), (2947, 20837)]