23438905

素因数分解:

$5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 33408000

約数和(自身を除く): 9969095

約数列:

[1, 5, 7, 35, 49, 79, 173, 245, 343, 395, 553, 865, 1211, 1715, 2765, 3871, 6055, 8477, 13667, 19355, 27097, 42385, 59339, 68335, 95669, 135485, 296695, 478345, 669683, 3348415, 4687781, 23438905]

約数ペア:

[(1, 23438905), (5, 4687781), (7, 3348415), (35, 669683), (49, 478345), (79, 296695), (173, 135485), (245, 95669), (343, 68335), (395, 59339), (553, 42385), (865, 27097), (1211, 19355), (1715, 13667), (2765, 8477), (3871, 6055)]