398108210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{6949}}^1$

素因数の和:7310

約数の個数: 32

約数和(自身を含む): 761108400

約数和(自身を除く): 363000190

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 337, 674, 1685, 3370, 5729, 6949, 11458, 13898, 28645, 34745, 57290, 69490, 118133, 236266, 590665, 1181330, 2341813, 4683626, 11709065, 23418130, 39810821, 79621642, 199054105, 398108210]

約数ペア:

[(1, 398108210), (2, 199054105), (5, 79621642), (10, 39810821), (17, 23418130), (34, 11709065), (85, 4683626), (170, 2341813), (337, 1181330), (674, 590665), (1685, 236266), (3370, 118133), (5729, 69490), (6949, 57290), (11458, 34745), (13898, 28645)]