1274730915

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1976327}}^1$

素因数の和:1976378

約数の個数: 16

約数和(自身を含む): 2087002368

約数和(自身を除く): 812271453

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1976327, 5928981, 9881635, 29644905, 84982061, 254946183, 424910305, 1274730915]

約数ペア:

[(1, 1274730915), (3, 424910305), (5, 254946183), (15, 84982061), (43, 29644905), (129, 9881635), (215, 5928981), (645, 1976327)]