1621838862007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{775933}}^1$

素因数の和:776279

約数の個数: 32

約数和(自身を含む): 2024529747968

約数和(自身を除く): 402690885961

約数列:

[1, 7, 13, 91, 103, 223, 721, 1339, 1561, 2899, 9373, 20293, 22969, 160783, 298597, 775933, 2090179, 5431531, 10087129, 70609903, 79921099, 173033059, 559447693, 1038974287, 1211231413, 2249429767, 7272820009, 15746008369, 17822405077, 124756835539, 231691266001, 1621838862007]

約数ペア:

[(1, 1621838862007), (7, 231691266001), (13, 124756835539), (91, 17822405077), (103, 15746008369), (223, 7272820009), (721, 2249429767), (1339, 1211231413), (1561, 1038974287), (2899, 559447693), (9373, 173033059), (20293, 79921099), (22969, 70609903), (160783, 10087129), (298597, 5431531), (775933, 2090179)]