647658978

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{24317}}^1$

素因数の和:24538

約数の個数: 32

約数和(自身を含む): 1358695296

約数和(自身を除く): 711036318

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 193, 386, 579, 1158, 4439, 8878, 13317, 24317, 26634, 48634, 72951, 145902, 559291, 1118582, 1677873, 3355746, 4693181, 9386362, 14079543, 28159086, 107943163, 215886326, 323829489, 647658978]

約数ペア:

[(1, 647658978), (2, 323829489), (3, 215886326), (6, 107943163), (23, 28159086), (46, 14079543), (69, 9386362), (138, 4693181), (193, 3355746), (386, 1677873), (579, 1118582), (1158, 559291), (4439, 145902), (8878, 72951), (13317, 48634), (24317, 26634)]