30477279

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 17422881

約数列:

[1, 3, 7, 21, 53, 139, 159, 197, 371, 417, 591, 973, 1113, 1379, 2919, 4137, 7367, 10441, 22101, 27383, 31323, 51569, 73087, 82149, 154707, 191681, 219261, 575043, 1451299, 4353897, 10159093, 30477279]

約数ペア:

[(1, 30477279), (3, 10159093), (7, 4353897), (21, 1451299), (53, 575043), (139, 219261), (159, 191681), (197, 154707), (371, 82149), (417, 73087), (591, 51569), (973, 31323), (1113, 27383), (1379, 22101), (2919, 10441), (4137, 7367)]