156727263

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1709}}^1$

素因数の和:2127

約数の個数: 32

約数和(自身を含む): 261342720

約数和(自身を除く): 104615457

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 397, 1191, 1709, 2779, 4367, 5127, 8337, 11963, 13101, 18799, 30569, 35889, 56397, 91707, 131593, 394779, 678473, 2035419, 4749311, 7463203, 14247933, 22389609, 52242421, 156727263]

約数ペア:

[(1, 156727263), (3, 52242421), (7, 22389609), (11, 14247933), (21, 7463203), (33, 4749311), (77, 2035419), (231, 678473), (397, 394779), (1191, 131593), (1709, 91707), (2779, 56397), (4367, 35889), (5127, 30569), (8337, 18799), (11963, 13101)]