72151849

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 93929472

約数和(自身を除く): 21777623

約数列:

[1, 7, 11, 31, 77, 167, 181, 217, 341, 1169, 1267, 1837, 1991, 2387, 5177, 5611, 12859, 13937, 30227, 36239, 39277, 56947, 61721, 211589, 332497, 398629, 432047, 937037, 2327479, 6559259, 10307407, 72151849]

約数ペア:

[(1, 72151849), (7, 10307407), (11, 6559259), (31, 2327479), (77, 937037), (167, 432047), (181, 398629), (217, 332497), (341, 211589), (1169, 61721), (1267, 56947), (1837, 39277), (1991, 36239), (2387, 30227), (5177, 13937), (5611, 12859)]