207907505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{6359}}^1$

素因数の和:6880

約数の個数: 16

約数和(自身を含む): 269256960

約数和(自身を除く): 61349455

約数列:

[1, 5, 13, 65, 503, 2515, 6359, 6539, 31795, 32695, 82667, 413335, 3198577, 15992885, 41581501, 207907505]

約数ペア:

[(1, 207907505), (5, 41581501), (13, 15992885), (65, 3198577), (503, 413335), (2515, 82667), (6359, 32695), (6539, 31795)]