1391715

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:101

約数の個数: 48

約数和(自身を含む): 2723040

約数和(自身を除く): 1331325

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 61, 65, 117, 135, 169, 183, 195, 305, 351, 507, 549, 585, 793, 845, 915, 1521, 1647, 1755, 2379, 2535, 2745, 3965, 4563, 7137, 7605, 8235, 10309, 11895, 21411, 22815, 30927, 35685, 51545, 92781, 107055, 154635, 278343, 463905, 1391715]

約数ペア:

[(1, 1391715), (3, 463905), (5, 278343), (9, 154635), (13, 107055), (15, 92781), (27, 51545), (39, 35685), (45, 30927), (61, 22815), (65, 21411), (117, 11895), (135, 10309), (169, 8235), (183, 7605), (195, 7137), (305, 4563), (351, 3965), (507, 2745), (549, 2535), (585, 2379), (793, 1755), (845, 1647), (915, 1521)]