291212039

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{1063}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 312356352

約数和(自身を除く): 21144313

約数列:

[1, 23, 43, 277, 989, 1063, 6371, 11911, 24449, 45709, 273953, 294451, 1051307, 6772373, 12661393, 291212039]

約数ペア:

[(1, 291212039), (23, 12661393), (43, 6772373), (277, 1051307), (989, 294451), (1063, 273953), (6371, 45709), (11911, 24449)]