188978859

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 285032000

約数和(自身を除く): 96053141

約数列:

[1, 3, 9, 27, 109, 157, 327, 409, 471, 981, 1227, 1413, 2943, 3681, 4239, 11043, 17113, 44581, 51339, 64213, 133743, 154017, 192639, 401229, 462051, 577917, 1203687, 1733751, 6999217, 20997651, 62992953, 188978859]

約数ペア:

[(1, 188978859), (3, 62992953), (9, 20997651), (27, 6999217), (109, 1733751), (157, 1203687), (327, 577917), (409, 462051), (471, 401229), (981, 192639), (1227, 154017), (1413, 133743), (2943, 64213), (3681, 51339), (4239, 44581), (11043, 17113)]