211326530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{12941}}^1$

素因数の和:13042

約数の個数: 32

約数和(自身を含む): 402547968

約数和(自身を除く): 191221438

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 3266, 8165, 12941, 16330, 25882, 64705, 129410, 297643, 595286, 918811, 1488215, 1837622, 2976430, 4594055, 9188110, 21132653, 42265306, 105663265, 211326530]

約数ペア:

[(1, 211326530), (2, 105663265), (5, 42265306), (10, 21132653), (23, 9188110), (46, 4594055), (71, 2976430), (115, 1837622), (142, 1488215), (230, 918811), (355, 595286), (710, 297643), (1633, 129410), (3266, 64705), (8165, 25882), (12941, 16330)]