78335118

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 172972800

約数和(自身を除く): 94637682

約数列:

[1, 2, 3, 6, 9, 18, 131, 139, 239, 262, 278, 393, 417, 478, 717, 786, 834, 1179, 1251, 1434, 2151, 2358, 2502, 4302, 18209, 31309, 33221, 36418, 54627, 62618, 66442, 93927, 99663, 109254, 163881, 187854, 199326, 281781, 298989, 327762, 563562, 597978, 4351951, 8703902, 13055853, 26111706, 39167559, 78335118]

約数ペア:

[(1, 78335118), (2, 39167559), (3, 26111706), (6, 13055853), (9, 8703902), (18, 4351951), (131, 597978), (139, 563562), (239, 327762), (262, 298989), (278, 281781), (393, 199326), (417, 187854), (478, 163881), (717, 109254), (786, 99663), (834, 93927), (1179, 66442), (1251, 62618), (1434, 54627), (2151, 36418), (2358, 33221), (2502, 31309), (4302, 18209)]