221487198

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{519923}}^1$

素因数の和:519999

約数の個数: 16

約数和(自身を含む): 449214336

約数和(自身を除く): 227727138

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 519923, 1039846, 1559769, 3119538, 36914533, 73829066, 110743599, 221487198]

約数ペア:

[(1, 221487198), (2, 110743599), (3, 73829066), (6, 36914533), (71, 3119538), (142, 1559769), (213, 1039846), (426, 519923)]