16689145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 23224320

約数和(自身を除く): 6535175

約数列:

[1, 5, 11, 23, 55, 79, 115, 167, 253, 395, 835, 869, 1265, 1817, 1837, 3841, 4345, 9085, 9185, 13193, 19205, 19987, 42251, 65965, 99935, 145123, 211255, 303439, 725615, 1517195, 3337829, 16689145]

約数ペア:

[(1, 16689145), (5, 3337829), (11, 1517195), (23, 725615), (55, 303439), (79, 211255), (115, 145123), (167, 99935), (253, 65965), (395, 42251), (835, 19987), (869, 19205), (1265, 13193), (1817, 9185), (1837, 9085), (3841, 4345)]