23640197

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 28892160

約数和(自身を除く): 5251963

約数列:

[1, 7, 31, 49, 79, 197, 217, 553, 1379, 1519, 2449, 3871, 6107, 9653, 15563, 17143, 42749, 108941, 120001, 299243, 482453, 762587, 3377171, 23640197]

約数ペア:

[(1, 23640197), (7, 3377171), (31, 762587), (49, 482453), (79, 299243), (197, 120001), (217, 108941), (553, 42749), (1379, 17143), (1519, 15563), (2449, 9653), (3871, 6107)]