1290046005

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{988541}}^1$

素因数の和:988581

約数の個数: 24

約数和(自身を含む): 2313188280

約数和(自身を除く): 1023142275

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 988541, 2965623, 4942705, 8896869, 14828115, 28667689, 44484345, 86003067, 143338445, 258009201, 430015335, 1290046005]

約数ペア:

[(1, 1290046005), (3, 430015335), (5, 258009201), (9, 143338445), (15, 86003067), (29, 44484345), (45, 28667689), (87, 14828115), (145, 8896869), (261, 4942705), (435, 2965623), (1305, 988541)]