128723594

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4751}}^1$

素因数の和:4826

約数の個数: 32

約数和(自身を含む): 218972160

約数和(自身を除く): 90248566

約数列:

[1, 2, 19, 23, 31, 38, 46, 62, 437, 589, 713, 874, 1178, 1426, 4751, 9502, 13547, 27094, 90269, 109273, 147281, 180538, 218546, 294562, 2076187, 2798339, 3387463, 4152374, 5596678, 6774926, 64361797, 128723594]

約数ペア:

[(1, 128723594), (2, 64361797), (19, 6774926), (23, 5596678), (31, 4152374), (38, 3387463), (46, 2798339), (62, 2076187), (437, 294562), (589, 218546), (713, 180538), (874, 147281), (1178, 109273), (1426, 90269), (4751, 27094), (9502, 13547)]