13047705

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 25286976

約数和(自身を除く): 12239271

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 99, 129, 165, 215, 387, 473, 495, 613, 645, 1419, 1839, 1935, 2365, 3065, 4257, 5517, 6743, 7095, 9195, 20229, 21285, 26359, 27585, 33715, 60687, 79077, 101145, 131795, 237231, 289949, 303435, 395385, 869847, 1186155, 1449745, 2609541, 4349235, 13047705]

約数ペア:

[(1, 13047705), (3, 4349235), (5, 2609541), (9, 1449745), (11, 1186155), (15, 869847), (33, 395385), (43, 303435), (45, 289949), (55, 237231), (99, 131795), (129, 101145), (165, 79077), (215, 60687), (387, 33715), (473, 27585), (495, 26359), (613, 21285), (645, 20229), (1419, 9195), (1839, 7095), (1935, 6743), (2365, 5517), (3065, 4257)]