221738188

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{214033}}^1$

素因数の和:214081

約数の個数: 24

約数和(自身を含む): 455464352

約数和(自身を除く): 233726164

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 214033, 428066, 856132, 1498231, 2996462, 5992924, 7919221, 15838442, 31676884, 55434547, 110869094, 221738188]

約数ペア:

[(1, 221738188), (2, 110869094), (4, 55434547), (7, 31676884), (14, 15838442), (28, 7919221), (37, 5992924), (74, 2996462), (148, 1498231), (259, 856132), (518, 428066), (1036, 214033)]