201954015

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{104369}}^1$

素因数の和:104423

約数の個数: 24

約数和(自身を含む): 358197840

約数和(自身を除く): 156243825

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 104369, 313107, 521845, 939321, 1565535, 4487867, 4696605, 13463601, 22439335, 40390803, 67318005, 201954015]

約数ペア:

[(1, 201954015), (3, 67318005), (5, 40390803), (9, 22439335), (15, 13463601), (43, 4696605), (45, 4487867), (129, 1565535), (215, 939321), (387, 521845), (645, 313107), (1935, 104369)]