9720515

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^2$

素因数の和:108

約数の個数: 36

約数和(自身を含む): 14632848

約数和(自身を除く): 4912333

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 289, 527, 595, 961, 1085, 1445, 2023, 2635, 3689, 4805, 6727, 8959, 10115, 16337, 18445, 33635, 44795, 62713, 81685, 114359, 277729, 313565, 571795, 1388645, 1944103, 9720515]

約数ペア:

[(1, 9720515), (5, 1944103), (7, 1388645), (17, 571795), (31, 313565), (35, 277729), (85, 114359), (119, 81685), (155, 62713), (217, 44795), (289, 33635), (527, 18445), (595, 16337), (961, 10115), (1085, 8959), (1445, 6727), (2023, 4805), (2635, 3689)]