15243969

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 22293792

約数和(自身を除く): 7049823

約数列:

[1, 3, 13, 39, 107, 169, 281, 321, 507, 843, 1391, 3653, 4173, 10959, 18083, 30067, 47489, 54249, 90201, 142467, 390871, 1172613, 5081323, 15243969]

約数ペア:

[(1, 15243969), (3, 5081323), (13, 1172613), (39, 390871), (107, 142467), (169, 90201), (281, 54249), (321, 47489), (507, 30067), (843, 18083), (1391, 10959), (3653, 4173)]