1232415

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:213

約数の個数: 40

約数和(自身を含む): 2352240

約数和(自身を除く): 1119825

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 179, 255, 405, 459, 537, 765, 895, 1377, 1611, 2295, 2685, 3043, 4833, 6885, 8055, 9129, 14499, 15215, 24165, 27387, 45645, 72495, 82161, 136935, 246483, 410805, 1232415]

約数ペア:

[(1, 1232415), (3, 410805), (5, 246483), (9, 136935), (15, 82161), (17, 72495), (27, 45645), (45, 27387), (51, 24165), (81, 15215), (85, 14499), (135, 9129), (153, 8055), (179, 6885), (255, 4833), (405, 3043), (459, 2685), (537, 2295), (765, 1611), (895, 1377)]