12883715

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 17040960

約数和(自身を除く): 4157245

約数列:

[1, 5, 13, 65, 79, 169, 193, 395, 845, 965, 1027, 2509, 5135, 12545, 13351, 15247, 32617, 66755, 76235, 163085, 198211, 991055, 2576743, 12883715]

約数ペア:

[(1, 12883715), (5, 2576743), (13, 991055), (65, 198211), (79, 163085), (169, 76235), (193, 66755), (395, 32617), (845, 15247), (965, 13351), (1027, 12545), (2509, 5135)]