12959555

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 18585600

約数和(自身を除く): 5626045

約数列:

[1, 5, 7, 35, 43, 79, 109, 215, 301, 395, 545, 553, 763, 1505, 2765, 3397, 3815, 4687, 8611, 16985, 23435, 23779, 32809, 43055, 60277, 118895, 164045, 301385, 370273, 1851365, 2591911, 12959555]

約数ペア:

[(1, 12959555), (5, 2591911), (7, 1851365), (35, 370273), (43, 301385), (79, 164045), (109, 118895), (215, 60277), (301, 43055), (395, 32809), (545, 23779), (553, 23435), (763, 16985), (1505, 8611), (2765, 4687), (3397, 3815)]