12836915

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 19232640

約数和(自身を除く): 6395725

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 317, 445, 455, 623, 1157, 1585, 2219, 3115, 4121, 5785, 8099, 11095, 20605, 28213, 28847, 40495, 141065, 144235, 197491, 366769, 987455, 1833845, 2567383, 12836915]

約数ペア:

[(1, 12836915), (5, 2567383), (7, 1833845), (13, 987455), (35, 366769), (65, 197491), (89, 144235), (91, 141065), (317, 40495), (445, 28847), (455, 28213), (623, 20605), (1157, 11095), (1585, 8099), (2219, 5785), (3115, 4121)]