27291212845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{216091}}^1$

素因数の和:216205

約数の個数: 32

約数和(自身を含む): 37029525120

約数和(自身を除く): 9738312275

約数列:

[1, 5, 13, 29, 65, 67, 145, 335, 377, 871, 1885, 1943, 4355, 9715, 25259, 126295, 216091, 1080455, 2809183, 6266639, 14045915, 14478097, 31333195, 72390485, 81466307, 188215261, 407331535, 419864813, 941076305, 2099324065, 5458242569, 27291212845]

約数ペア:

[(1, 27291212845), (5, 5458242569), (13, 2099324065), (29, 941076305), (65, 419864813), (67, 407331535), (145, 188215261), (335, 81466307), (377, 72390485), (871, 31333195), (1885, 14478097), (1943, 14045915), (4355, 6266639), (9715, 2809183), (25259, 1080455), (126295, 216091)]