259715241

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 419328000

約数和(自身を除く): 159612759

約数列:

[1, 3, 9, 23, 27, 31, 69, 81, 93, 207, 243, 279, 621, 713, 837, 1499, 1863, 2139, 2511, 4497, 5589, 6417, 7533, 13491, 19251, 34477, 40473, 46469, 57753, 103431, 121419, 139407, 173259, 310293, 364257, 418221, 930879, 1068787, 1254663, 2792637, 3206361, 3763989, 8377911, 9619083, 11291967, 28857249, 86571747, 259715241]

約数ペア:

[(1, 259715241), (3, 86571747), (9, 28857249), (23, 11291967), (27, 9619083), (31, 8377911), (69, 3763989), (81, 3206361), (93, 2792637), (207, 1254663), (243, 1068787), (279, 930879), (621, 418221), (713, 364257), (837, 310293), (1499, 173259), (1863, 139407), (2139, 121419), (2511, 103431), (4497, 57753), (5589, 46469), (6417, 40473), (7533, 34477), (13491, 19251)]