18256273

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 22522752

約数和(自身を除く): 4266479

約数列:

[1, 7, 23, 49, 97, 161, 167, 679, 1127, 1169, 2231, 3841, 4753, 8183, 15617, 16199, 26887, 109319, 113393, 188209, 372577, 793751, 2608039, 18256273]

約数ペア:

[(1, 18256273), (7, 2608039), (23, 793751), (49, 372577), (97, 188209), (161, 113393), (167, 109319), (679, 26887), (1127, 16199), (1169, 15617), (2231, 8183), (3841, 4753)]