72640546

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{383}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 122923008

約数和(自身を除く): 50282462

約数列:

[1, 2, 11, 22, 37, 74, 233, 383, 407, 466, 766, 814, 2563, 4213, 5126, 8426, 8621, 14171, 17242, 28342, 89239, 94831, 155881, 178478, 189662, 311762, 981629, 1963258, 3301843, 6603686, 36320273, 72640546]

約数ペア:

[(1, 72640546), (2, 36320273), (11, 6603686), (22, 3301843), (37, 1963258), (74, 981629), (233, 311762), (383, 189662), (407, 178478), (466, 155881), (766, 94831), (814, 89239), (2563, 28342), (4213, 17242), (5126, 14171), (8426, 8621)]