258886815265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{12211}}^1\times {\mathrm{326171}}^1$

素因数の和:338400

約数の個数: 16

約数和(自身を含む): 334589846976

約数和(自身を除く): 75703031711

約数列:

[1, 5, 13, 65, 12211, 61055, 158743, 326171, 793715, 1630855, 4240223, 21201115, 3982874081, 19914370405, 51777363053, 258886815265]

約数ペア:

[(1, 258886815265), (5, 51777363053), (13, 19914370405), (65, 3982874081), (12211, 21201115), (61055, 4240223), (158743, 1630855), (326171, 793715)]