388545426

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{157561}}^1$

素因数の和:157706

約数の個数: 24

約数和(自身を含む): 847998684

約数和(自身を除く): 459453258

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 157561, 315122, 472683, 945366, 1418049, 2836098, 21585857, 43171714, 64757571, 129515142, 194272713, 388545426]

約数ペア:

[(1, 388545426), (2, 194272713), (3, 129515142), (6, 64757571), (9, 43171714), (18, 21585857), (137, 2836098), (274, 1418049), (411, 945366), (822, 472683), (1233, 315122), (2466, 157561)]