12831130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 25174800

約数和(自身を除く): 12343670

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1109, 1157, 2218, 2314, 5545, 5785, 11090, 11570, 14417, 28834, 72085, 98701, 144170, 197402, 493505, 987010, 1283113, 2566226, 6415565, 12831130]

約数ペア:

[(1, 12831130), (2, 6415565), (5, 2566226), (10, 1283113), (13, 987010), (26, 493505), (65, 197402), (89, 144170), (130, 98701), (178, 72085), (445, 28834), (890, 14417), (1109, 11570), (1157, 11090), (2218, 5785), (2314, 5545)]