15928235

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 20718816

約数和(自身を除く): 4790581

約数列:

[1, 5, 17, 73, 85, 151, 289, 365, 755, 1241, 1445, 2567, 6205, 11023, 12835, 21097, 43639, 55115, 105485, 187391, 218195, 936955, 3185647, 15928235]

約数ペア:

[(1, 15928235), (5, 3185647), (17, 936955), (73, 218195), (85, 187391), (151, 105485), (289, 55115), (365, 43639), (755, 21097), (1241, 12835), (1445, 11023), (2567, 6205)]