91144045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 119232000

約数和(自身を除く): 28087955

約数列:

[1, 5, 19, 47, 95, 137, 149, 235, 685, 745, 893, 2603, 2831, 4465, 6439, 7003, 13015, 14155, 20413, 32195, 35015, 102065, 122341, 133057, 387847, 611705, 665285, 959411, 1939235, 4797055, 18228809, 91144045]

約数ペア:

[(1, 91144045), (5, 18228809), (19, 4797055), (47, 1939235), (95, 959411), (137, 665285), (149, 611705), (235, 387847), (685, 133057), (745, 122341), (893, 102065), (2603, 35015), (2831, 32195), (4465, 20413), (6439, 14155), (7003, 13015)]