258778053

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{2371}}^1$

素因数の和:2625

約数の個数: 24

約数和(自身を含む): 381626336

約数和(自身を除く): 122848283

約数列:

[1, 3, 9, 67, 181, 201, 543, 603, 1629, 2371, 7113, 12127, 21339, 36381, 109143, 158857, 429151, 476571, 1287453, 1429713, 3862359, 28753117, 86259351, 258778053]

約数ペア:

[(1, 258778053), (3, 86259351), (9, 28753117), (67, 3862359), (181, 1429713), (201, 1287453), (543, 476571), (603, 429151), (1629, 158857), (2371, 109143), (7113, 36381), (12127, 21339)]