56280285

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 107308800

約数和(自身を除く): 51028515

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 137, 153, 179, 255, 411, 459, 537, 685, 765, 895, 1233, 1611, 2055, 2295, 2329, 2685, 3043, 3699, 4833, 6165, 6987, 8055, 9129, 11645, 15215, 18495, 20961, 24165, 24523, 27387, 34935, 45645, 62883, 73569, 82161, 104805, 122615, 136935, 220707, 314415, 367845, 410805, 416891, 662121, 1103535, 1250673, 2084455, 3310605, 3752019, 6253365, 11256057, 18760095, 56280285]

約数ペア:

[(1, 56280285), (3, 18760095), (5, 11256057), (9, 6253365), (15, 3752019), (17, 3310605), (27, 2084455), (45, 1250673), (51, 1103535), (85, 662121), (135, 416891), (137, 410805), (153, 367845), (179, 314415), (255, 220707), (411, 136935), (459, 122615), (537, 104805), (685, 82161), (765, 73569), (895, 62883), (1233, 45645), (1611, 34935), (2055, 27387), (2295, 24523), (2329, 24165), (2685, 20961), (3043, 18495), (3699, 15215), (4833, 11645), (6165, 9129), (6987, 8055)]