71715436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{8461}}^1$

素因数の和:8641

約数の個数: 24

約数和(自身を含む): 136001264

約数和(自身を除く): 64285828

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2119, 4238, 8461, 8476, 16922, 33844, 109993, 219986, 439972, 1379143, 2758286, 5516572, 17928859, 35857718, 71715436]

約数ペア:

[(1, 71715436), (2, 35857718), (4, 17928859), (13, 5516572), (26, 2758286), (52, 1379143), (163, 439972), (326, 219986), (652, 109993), (2119, 33844), (4238, 16922), (8461, 8476)]