208541679

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1\times {\mathrm{3037}}^1$

素因数の和:3574

約数の個数: 16

約数和(自身を含む): 284648448

約数和(自身を除く): 76106769

約数列:

[1, 3, 47, 141, 487, 1461, 3037, 9111, 22889, 68667, 142739, 428217, 1479019, 4437057, 69513893, 208541679]

約数ペア:

[(1, 208541679), (3, 69513893), (47, 4437057), (141, 1479019), (487, 428217), (1461, 142739), (3037, 68667), (9111, 22889)]