77218641

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 126023040

約数和(自身を除く): 48804399

約数列:

[1, 3, 9, 17, 19, 51, 57, 101, 153, 171, 263, 303, 323, 789, 909, 969, 1717, 1919, 2367, 2907, 4471, 4997, 5151, 5757, 13413, 14991, 15453, 17271, 26563, 32623, 40239, 44973, 79689, 84949, 97869, 239067, 254847, 293607, 451571, 504697, 764541, 1354713, 1514091, 4064139, 4542273, 8579849, 25739547, 77218641]

約数ペア:

[(1, 77218641), (3, 25739547), (9, 8579849), (17, 4542273), (19, 4064139), (51, 1514091), (57, 1354713), (101, 764541), (153, 504697), (171, 451571), (263, 293607), (303, 254847), (323, 239067), (789, 97869), (909, 84949), (969, 79689), (1717, 44973), (1919, 40239), (2367, 32623), (2907, 26563), (4471, 17271), (4997, 15453), (5151, 14991), (5757, 13413)]