199539145

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{10267}}^1$

素因数の和:10321

約数の個数: 24

約数和(自身を含む): 270582336

約数和(自身を除く): 71043191

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1495, 3887, 10267, 19435, 51335, 133471, 236141, 667355, 1180705, 1735123, 3069833, 8675615, 15349165, 39907829, 199539145]

約数ペア:

[(1, 199539145), (5, 39907829), (13, 15349165), (23, 8675615), (65, 3069833), (115, 1735123), (169, 1180705), (299, 667355), (845, 236141), (1495, 133471), (3887, 51335), (10267, 19435)]