206530515

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{68501}}^1$

素因数の和:68579

約数の個数: 24

約数和(自身を含む): 363334608

約数和(自身を除く): 156804093

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 68501, 205503, 342505, 616509, 1027515, 3082545, 4589567, 13768701, 22947835, 41306103, 68843505, 206530515]

約数ペア:

[(1, 206530515), (3, 68843505), (5, 41306103), (9, 22947835), (15, 13768701), (45, 4589567), (67, 3082545), (201, 1027515), (335, 616509), (603, 342505), (1005, 205503), (3015, 68501)]