198870673

素因数分解:

${\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 219005696

約数和(自身を除く): 20135023

約数列:

[1, 23, 31, 67, 181, 529, 713, 1541, 2077, 4163, 5611, 12127, 16399, 35443, 47771, 95749, 129053, 278921, 375937, 1098733, 2968219, 6415183, 8646551, 198870673]

約数ペア:

[(1, 198870673), (23, 8646551), (31, 6415183), (67, 2968219), (181, 1098733), (529, 375937), (713, 278921), (1541, 129053), (2077, 95749), (4163, 47771), (5611, 35443), (12127, 16399)]