1427392287

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{283}}^1\times {\mathrm{853}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 2171667344

約数和(自身を除く): 744275057

約数列:

[1, 3, 9, 27, 73, 81, 219, 283, 657, 849, 853, 1971, 2547, 2559, 5913, 7641, 7677, 20659, 22923, 23031, 61977, 62269, 69093, 185931, 186807, 241399, 557793, 560421, 724197, 1673379, 1681263, 2172591, 5043789, 6517773, 17622127, 19553319, 52866381, 158599143, 475797429, 1427392287]

約数ペア:

[(1, 1427392287), (3, 475797429), (9, 158599143), (27, 52866381), (73, 19553319), (81, 17622127), (219, 6517773), (283, 5043789), (657, 2172591), (849, 1681263), (853, 1673379), (1971, 724197), (2547, 560421), (2559, 557793), (5913, 241399), (7641, 186807), (7677, 185931), (20659, 69093), (22923, 62269), (23031, 61977)]