13426380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6781}}^1$

素因数の和:6807

約数の個数: 72

約数和(自身を含む): 44435664

約数和(自身を除く): 31009284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 6781, 13562, 20343, 27124, 33905, 40686, 61029, 67810, 74591, 81372, 101715, 122058, 135620, 149182, 203430, 223773, 244116, 298364, 305145, 372955, 406860, 447546, 610290, 671319, 745910, 895092, 1118865, 1220580, 1342638, 1491820, 2237730, 2685276, 3356595, 4475460, 6713190, 13426380]

約数ペア:

[(1, 13426380), (2, 6713190), (3, 4475460), (4, 3356595), (5, 2685276), (6, 2237730), (9, 1491820), (10, 1342638), (11, 1220580), (12, 1118865), (15, 895092), (18, 745910), (20, 671319), (22, 610290), (30, 447546), (33, 406860), (36, 372955), (44, 305145), (45, 298364), (55, 244116), (60, 223773), (66, 203430), (90, 149182), (99, 135620), (110, 122058), (132, 101715), (165, 81372), (180, 74591), (198, 67810), (220, 61029), (330, 40686), (396, 33905), (495, 27124), (660, 20343), (990, 13562), (1980, 6781)]