15665979609

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{820681}}^1$

素因数の和:820798

約数の個数: 32

約数和(自身を含む): 26787060480

約数和(自身を除く): 11121080871

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 303, 707, 909, 2121, 2727, 6363, 19089, 820681, 2462043, 5744767, 7386129, 17234301, 22158387, 51702903, 82888781, 155108709, 248666343, 580221467, 745999029, 1740664401, 2237997087, 5221993203, 15665979609]

約数ペア:

[(1, 15665979609), (3, 5221993203), (7, 2237997087), (9, 1740664401), (21, 745999029), (27, 580221467), (63, 248666343), (101, 155108709), (189, 82888781), (303, 51702903), (707, 22158387), (909, 17234301), (2121, 7386129), (2727, 5744767), (6363, 2462043), (19089, 820681)]