15396915

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^2\times {\mathrm{149}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 25102800

約数和(自身を除く): 9705885

約数列:

[1, 3, 5, 15, 83, 149, 249, 415, 447, 745, 1245, 2235, 6889, 12367, 20667, 34445, 37101, 61835, 103335, 185505, 1026461, 3079383, 5132305, 15396915]

約数ペア:

[(1, 15396915), (3, 5132305), (5, 3079383), (15, 1026461), (83, 185505), (149, 103335), (249, 61835), (415, 37101), (447, 34445), (745, 20667), (1245, 12367), (2235, 6889)]