861954910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{71413}}^1$

素因数の和:71508

約数の個数: 32

約数和(自身を含む): 1665945792

約数和(自身を除く): 803990882

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 71413, 142826, 357065, 714130, 1214021, 2428042, 5070323, 6070105, 10140646, 12140210, 25351615, 50703230, 86195491, 172390982, 430977455, 861954910]

約数ペア:

[(1, 861954910), (2, 430977455), (5, 172390982), (10, 86195491), (17, 50703230), (34, 25351615), (71, 12140210), (85, 10140646), (142, 6070105), (170, 5070323), (355, 2428042), (710, 1214021), (1207, 714130), (2414, 357065), (6035, 142826), (12070, 71413)]