190019697

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{21191}}^1$

素因数の和:21269

約数の個数: 24

約数和(自身を含む): 299570112

約数和(自身を除く): 109550415

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 8967, 21191, 63573, 148337, 445011, 1038359, 1292651, 3115077, 3877953, 9048557, 27145671, 63339899, 190019697]

約数ペア:

[(1, 190019697), (3, 63339899), (7, 27145671), (21, 9048557), (49, 3877953), (61, 3115077), (147, 1292651), (183, 1038359), (427, 445011), (1281, 148337), (2989, 63573), (8967, 21191)]