551405961

素因数分解:

$3^4\times {\mathrm{1901}}^1\times {\mathrm{3581}}^1$

素因数の和:5494

約数の個数: 20

約数和(自身を含む): 824368644

約数和(自身を除く): 272962683

約数列:

[1, 3, 9, 27, 81, 1901, 3581, 5703, 10743, 17109, 32229, 51327, 96687, 153981, 290061, 6807481, 20422443, 61267329, 183801987, 551405961]

約数ペア:

[(1, 551405961), (3, 183801987), (9, 61267329), (27, 20422443), (81, 6807481), (1901, 290061), (3581, 153981), (5703, 96687), (10743, 51327), (17109, 32229)]