9720345

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{38119}}^1$

素因数の和:38144

約数の個数: 16

約数和(自身を含む): 16467840

約数和(自身を除く): 6747495

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 38119, 114357, 190595, 571785, 648023, 1944069, 3240115, 9720345]

約数ペア:

[(1, 9720345), (3, 3240115), (5, 1944069), (15, 648023), (17, 571785), (51, 190595), (85, 114357), (255, 38119)]