81479412

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{107777}}^1$

素因数の和:107797

約数の個数: 48

約数和(自身を含む): 241422720

約数和(自身を除く): 159943308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 107777, 215554, 323331, 431108, 646662, 754439, 969993, 1293324, 1508878, 1939986, 2263317, 2909979, 3017756, 3879972, 4526634, 5819958, 6789951, 9053268, 11639916, 13579902, 20369853, 27159804, 40739706, 81479412]

約数ペア:

[(1, 81479412), (2, 40739706), (3, 27159804), (4, 20369853), (6, 13579902), (7, 11639916), (9, 9053268), (12, 6789951), (14, 5819958), (18, 4526634), (21, 3879972), (27, 3017756), (28, 2909979), (36, 2263317), (42, 1939986), (54, 1508878), (63, 1293324), (84, 969993), (108, 754439), (126, 646662), (189, 431108), (252, 323331), (378, 215554), (756, 107777)]