31586954

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1110

約数の個数: 32

約数和(自身を含む): 56718336

約数和(自身を除く): 25131382

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 997, 1022, 1994, 2263, 4526, 6979, 13958, 15841, 30907, 31682, 61814, 72781, 145562, 216349, 432698, 509467, 1018934, 2256211, 4512422, 15793477, 31586954]

約数ペア:

[(1, 31586954), (2, 15793477), (7, 4512422), (14, 2256211), (31, 1018934), (62, 509467), (73, 432698), (146, 216349), (217, 145562), (434, 72781), (511, 61814), (997, 31682), (1022, 30907), (1994, 15841), (2263, 13958), (4526, 6979)]