28688715

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19319}}^1$

素因数の和:19344

約数の個数: 32

約数和(自身を含む): 55641600

約数和(自身を除く): 26952885

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 19319, 57957, 96595, 173871, 212509, 289785, 521613, 637527, 869355, 1062545, 1912581, 2608065, 3187635, 5737743, 9562905, 28688715]

約数ペア:

[(1, 28688715), (3, 9562905), (5, 5737743), (9, 3187635), (11, 2608065), (15, 1912581), (27, 1062545), (33, 869355), (45, 637527), (55, 521613), (99, 289785), (135, 212509), (165, 173871), (297, 96595), (495, 57957), (1485, 19319)]