129747995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{6907}}^1$

素因数の和:6959

約数の個数: 24

約数和(自身を含む): 178143504

約数和(自身を除く): 48395509

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1445, 3757, 6907, 18785, 34535, 89791, 117419, 448955, 587095, 1526447, 1996123, 7632235, 9980615, 25949599, 129747995]

約数ペア:

[(1, 129747995), (5, 25949599), (13, 9980615), (17, 7632235), (65, 1996123), (85, 1526447), (221, 587095), (289, 448955), (1105, 117419), (1445, 89791), (3757, 34535), (6907, 18785)]