158015221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4441}}^1$

素因数の和:4501

約数の個数: 32

約数和(自身を含む): 214921728

約数和(自身を除く): 56906507

約数列:

[1, 7, 13, 17, 23, 91, 119, 161, 221, 299, 391, 1547, 2093, 2737, 4441, 5083, 31087, 35581, 57733, 75497, 102143, 404131, 528479, 715001, 981461, 1327859, 1736431, 6870227, 9295013, 12155017, 22573603, 158015221]

約数ペア:

[(1, 158015221), (7, 22573603), (13, 12155017), (17, 9295013), (23, 6870227), (91, 1736431), (119, 1327859), (161, 981461), (221, 715001), (299, 528479), (391, 404131), (1547, 102143), (2093, 75497), (2737, 57733), (4441, 35581), (5083, 31087)]