13209885

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1$

素因数の和:236

約数の個数: 60

約数和(自身を含む): 25774452

約数和(自身を除く): 12564567

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 169, 193, 195, 351, 405, 507, 579, 585, 845, 965, 1053, 1521, 1737, 1755, 2509, 2535, 2895, 4563, 5211, 5265, 7527, 7605, 8685, 12545, 13689, 15633, 22581, 22815, 26055, 32617, 37635, 67743, 68445, 78165, 97851, 112905, 163085, 203229, 293553, 338715, 489255, 880659, 1016145, 1467765, 2641977, 4403295, 13209885]

約数ペア:

[(1, 13209885), (3, 4403295), (5, 2641977), (9, 1467765), (13, 1016145), (15, 880659), (27, 489255), (39, 338715), (45, 293553), (65, 203229), (81, 163085), (117, 112905), (135, 97851), (169, 78165), (193, 68445), (195, 67743), (351, 37635), (405, 32617), (507, 26055), (579, 22815), (585, 22581), (845, 15633), (965, 13689), (1053, 12545), (1521, 8685), (1737, 7605), (1755, 7527), (2509, 5265), (2535, 5211), (2895, 4563)]