199744563

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 281917440

約数和(自身を除く): 82172877

約数列:

[1, 3, 31, 83, 93, 113, 229, 249, 339, 687, 2573, 3503, 7099, 7719, 9379, 10509, 19007, 21297, 25877, 28137, 57021, 77631, 290749, 589217, 802187, 872247, 1767651, 2147791, 2406561, 6443373, 66581521, 199744563]

約数ペア:

[(1, 199744563), (3, 66581521), (31, 6443373), (83, 2406561), (93, 2147791), (113, 1767651), (229, 872247), (249, 802187), (339, 589217), (687, 290749), (2573, 77631), (3503, 57021), (7099, 28137), (7719, 25877), (9379, 21297), (10509, 19007)]