156988887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1103}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 241643520

約数和(自身を除く): 84654633

約数列:

[1, 3, 11, 19, 33, 57, 209, 227, 627, 681, 1103, 2497, 3309, 4313, 7491, 12133, 12939, 20957, 36399, 47443, 62871, 142329, 230527, 250381, 691581, 751143, 2754191, 4757239, 8262573, 14271717, 52329629, 156988887]

約数ペア:

[(1, 156988887), (3, 52329629), (11, 14271717), (19, 8262573), (33, 4757239), (57, 2754191), (209, 751143), (227, 691581), (627, 250381), (681, 230527), (1103, 142329), (2497, 62871), (3309, 47443), (4313, 36399), (7491, 20957), (12133, 12939)]