421279491

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{863}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 603832320

約数和(自身を除く): 182552829

約数列:

[1, 3, 29, 31, 87, 93, 181, 543, 863, 899, 2589, 2697, 5249, 5611, 15747, 16833, 25027, 26753, 75081, 80259, 156203, 162719, 468609, 488157, 775837, 2327511, 4529887, 4842293, 13589661, 14526879, 140426497, 421279491]

約数ペア:

[(1, 421279491), (3, 140426497), (29, 14526879), (31, 13589661), (87, 4842293), (93, 4529887), (181, 2327511), (543, 775837), (863, 488157), (899, 468609), (2589, 162719), (2697, 156203), (5249, 80259), (5611, 75081), (15747, 26753), (16833, 25027)]