154900557

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{137}}^2$

素因数の和:418

約数の個数: 36

約数和(自身を含む): 259555296

約数和(自身を除く): 104654739

約数列:

[1, 3, 7, 9, 21, 63, 131, 137, 393, 411, 917, 959, 1179, 1233, 2751, 2877, 8253, 8631, 17947, 18769, 53841, 56307, 125629, 131383, 161523, 168921, 376887, 394149, 1130661, 1182447, 2458739, 7376217, 17211173, 22128651, 51633519, 154900557]

約数ペア:

[(1, 154900557), (3, 51633519), (7, 22128651), (9, 17211173), (21, 7376217), (63, 2458739), (131, 1182447), (137, 1130661), (393, 394149), (411, 376887), (917, 168921), (959, 161523), (1179, 131383), (1233, 125629), (2751, 56307), (2877, 53841), (8253, 18769), (8631, 17947)]