201391449

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1\times {\mathrm{509}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 312560640

約数和(自身を除く): 111169191

約数列:

[1, 3, 7, 21, 83, 227, 249, 509, 581, 681, 1527, 1589, 1743, 3563, 4767, 10689, 18841, 42247, 56523, 115543, 126741, 131887, 295729, 346629, 395661, 808801, 887187, 2426403, 9590069, 28770207, 67130483, 201391449]

約数ペア:

[(1, 201391449), (3, 67130483), (7, 28770207), (21, 9590069), (83, 2426403), (227, 887187), (249, 808801), (509, 395661), (581, 346629), (681, 295729), (1527, 131887), (1589, 126741), (1743, 115543), (3563, 56523), (4767, 42247), (10689, 18841)]