21623294305

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1\times {\mathrm{1223}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 26707014144

約数和(自身を除く): 5083719839

約数列:

[1, 5, 53, 137, 265, 487, 685, 1223, 2435, 6115, 7261, 25811, 36305, 64819, 66719, 129055, 167551, 324095, 333595, 595601, 837755, 2978005, 3536107, 8880203, 17680535, 31566853, 44401015, 81597337, 157834265, 407986685, 4324658861, 21623294305]

約数ペア:

[(1, 21623294305), (5, 4324658861), (53, 407986685), (137, 157834265), (265, 81597337), (487, 44401015), (685, 31566853), (1223, 17680535), (2435, 8880203), (6115, 3536107), (7261, 2978005), (25811, 837755), (36305, 595601), (64819, 333595), (66719, 324095), (129055, 167551)]