128756929

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{29243}}^1$

素因数の和:29304

約数の個数: 16

約数和(自身を含む): 160023168

約数和(自身を除く): 31266239

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 29243, 204701, 497131, 1081991, 3479917, 7573937, 18393847, 128756929]

約数ペア:

[(1, 128756929), (7, 18393847), (17, 7573937), (37, 3479917), (119, 1081991), (259, 497131), (629, 204701), (4403, 29243)]