31280366

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 52026240

約数和(自身を除く): 20745874

約数列:

[1, 2, 13, 26, 79, 97, 157, 158, 194, 314, 1027, 1261, 2041, 2054, 2522, 4082, 7663, 12403, 15229, 15326, 24806, 30458, 99619, 161239, 197977, 199238, 322478, 395954, 1203091, 2406182, 15640183, 31280366]

約数ペア:

[(1, 31280366), (2, 15640183), (13, 2406182), (26, 1203091), (79, 395954), (97, 322478), (157, 199238), (158, 197977), (194, 161239), (314, 99619), (1027, 30458), (1261, 24806), (2041, 15326), (2054, 15229), (2522, 12403), (4082, 7663)]