201973255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{911}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 275788800

約数和(自身を除く): 73815545

約数列:

[1, 5, 11, 29, 55, 139, 145, 319, 695, 911, 1529, 1595, 4031, 4555, 7645, 10021, 20155, 26419, 44341, 50105, 126629, 132095, 221705, 290609, 633145, 1392919, 1453045, 3672241, 6964595, 18361205, 40394651, 201973255]

約数ペア:

[(1, 201973255), (5, 40394651), (11, 18361205), (29, 6964595), (55, 3672241), (139, 1453045), (145, 1392919), (319, 633145), (695, 290609), (911, 221705), (1529, 132095), (1595, 126629), (4031, 50105), (4555, 44341), (7645, 26419), (10021, 20155)]