142538991

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{8581}}^1$

素因数の和:8711

約数の個数: 24

約数和(自身を含む): 223063344

約数和(自身を除く): 80524353

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 2373, 5537, 8581, 16611, 25743, 60067, 180201, 420469, 969653, 1261407, 2908959, 6787571, 20362713, 47512997, 142538991]

約数ペア:

[(1, 142538991), (3, 47512997), (7, 20362713), (21, 6787571), (49, 2908959), (113, 1261407), (147, 969653), (339, 420469), (791, 180201), (2373, 60067), (5537, 25743), (8581, 16611)]