157020219

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{2687}}^1$

素因数の和:2887

約数の個数: 24

約数和(自身を含む): 233705472

約数和(自身を除く): 76685253

約数列:

[1, 3, 9, 43, 129, 151, 387, 453, 1359, 2687, 6493, 8061, 19479, 24183, 58437, 115541, 346623, 405737, 1039869, 1217211, 3651633, 17446691, 52340073, 157020219]

約数ペア:

[(1, 157020219), (3, 52340073), (9, 17446691), (43, 3651633), (129, 1217211), (151, 1039869), (387, 405737), (453, 346623), (1359, 115541), (2687, 58437), (6493, 24183), (8061, 19479)]