222743997

素因数分解:

$3^2\times 7^1\times {\mathrm{1699}}^1\times {\mathrm{2081}}^1$

素因数の和:3793

約数の個数: 24

約数和(自身を含む): 368097600

約数和(自身を除く): 145353603

約数列:

[1, 3, 7, 9, 21, 63, 1699, 2081, 5097, 6243, 11893, 14567, 15291, 18729, 35679, 43701, 107037, 131103, 3535619, 10606857, 24749333, 31820571, 74247999, 222743997]

約数ペア:

[(1, 222743997), (3, 74247999), (7, 31820571), (9, 24749333), (21, 10606857), (63, 3535619), (1699, 131103), (2081, 107037), (5097, 43701), (6243, 35679), (11893, 18729), (14567, 15291)]