668842905

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{1201}}^1$

素因数の和:1617

約数の個数: 32

約数和(自身を含む): 1082838528

約数和(自身を除く): 413995623

約数列:

[1, 3, 5, 15, 137, 271, 411, 685, 813, 1201, 1355, 2055, 3603, 4065, 6005, 18015, 37127, 111381, 164537, 185635, 325471, 493611, 556905, 822685, 976413, 1627355, 2468055, 4882065, 44589527, 133768581, 222947635, 668842905]

約数ペア:

[(1, 668842905), (3, 222947635), (5, 133768581), (15, 44589527), (137, 4882065), (271, 2468055), (411, 1627355), (685, 976413), (813, 822685), (1201, 556905), (1355, 493611), (2055, 325471), (3603, 185635), (4065, 164537), (6005, 111381), (18015, 37127)]