78291972

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{937}}^1$

素因数の和:1169

約数の個数: 72

約数和(自身を含む): 217150752

約数和(自身を除く): 138858780

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 211, 396, 422, 633, 844, 937, 1266, 1874, 1899, 2321, 2532, 2811, 3748, 3798, 4642, 5622, 6963, 7596, 8433, 9284, 10307, 11244, 13926, 16866, 20614, 20889, 27852, 30921, 33732, 41228, 41778, 61842, 83556, 92763, 123684, 185526, 197707, 371052, 395414, 593121, 790828, 1186242, 1779363, 2174777, 2372484, 3558726, 4349554, 6524331, 7117452, 8699108, 13048662, 19572993, 26097324, 39145986, 78291972]

約数ペア:

[(1, 78291972), (2, 39145986), (3, 26097324), (4, 19572993), (6, 13048662), (9, 8699108), (11, 7117452), (12, 6524331), (18, 4349554), (22, 3558726), (33, 2372484), (36, 2174777), (44, 1779363), (66, 1186242), (99, 790828), (132, 593121), (198, 395414), (211, 371052), (396, 197707), (422, 185526), (633, 123684), (844, 92763), (937, 83556), (1266, 61842), (1874, 41778), (1899, 41228), (2321, 33732), (2532, 30921), (2811, 27852), (3748, 20889), (3798, 20614), (4642, 16866), (5622, 13926), (6963, 11244), (7596, 10307), (8433, 9284)]