289344172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{104987}}^1$

素因数の和:105057

約数の個数: 24

約数和(自身を含む): 555596496

約数和(自身を除く): 266252324

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 104987, 209974, 419948, 1364831, 2729662, 5459324, 5564311, 11128622, 22257244, 72336043, 144672086, 289344172]

約数ペア:

[(1, 289344172), (2, 144672086), (4, 72336043), (13, 22257244), (26, 11128622), (52, 5564311), (53, 5459324), (106, 2729662), (212, 1364831), (689, 419948), (1378, 209974), (2756, 104987)]