225191781

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1847}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 369008640

約数和(自身を除く): 143816859

約数列:

[1, 3, 9, 19, 23, 31, 57, 69, 93, 171, 207, 279, 437, 589, 713, 1311, 1767, 1847, 2139, 3933, 5301, 5541, 6417, 13547, 16623, 35093, 40641, 42481, 57257, 105279, 121923, 127443, 171771, 315837, 382329, 515313, 807139, 1087883, 1316911, 2421417, 3263649, 3950733, 7264251, 9790947, 11852199, 25021309, 75063927, 225191781]

約数ペア:

[(1, 225191781), (3, 75063927), (9, 25021309), (19, 11852199), (23, 9790947), (31, 7264251), (57, 3950733), (69, 3263649), (93, 2421417), (171, 1316911), (207, 1087883), (279, 807139), (437, 515313), (589, 382329), (713, 315837), (1311, 171771), (1767, 127443), (1847, 121923), (2139, 105279), (3933, 57257), (5301, 42481), (5541, 40641), (6417, 35093), (13547, 16623)]