257708136

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1533977}}^1$

素因数の和:1533993

約数の個数: 32

約数和(自身を含む): 736309440

約数和(自身を除く): 478601304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1533977, 3067954, 4601931, 6135908, 9203862, 10737839, 12271816, 18407724, 21475678, 32213517, 36815448, 42951356, 64427034, 85902712, 128854068, 257708136]

約数ペア:

[(1, 257708136), (2, 128854068), (3, 85902712), (4, 64427034), (6, 42951356), (7, 36815448), (8, 32213517), (12, 21475678), (14, 18407724), (21, 12271816), (24, 10737839), (28, 9203862), (42, 6135908), (56, 4601931), (84, 3067954), (168, 1533977)]