256560996

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{156059}}^1$

素因数の和:156203

約数の個数: 24

約数和(自身を含む): 603015840

約数和(自身を除く): 346454844

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 156059, 312118, 468177, 624236, 936354, 1872708, 21380083, 42760166, 64140249, 85520332, 128280498, 256560996]

約数ペア:

[(1, 256560996), (2, 128280498), (3, 85520332), (4, 64140249), (6, 42760166), (12, 21380083), (137, 1872708), (274, 936354), (411, 624236), (548, 468177), (822, 312118), (1644, 156059)]