217285280338

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{661}}^1\times {\mathrm{70937}}^1$

素因数の和:71938

約数の個数: 32

約数和(自身を含む): 374184897408

約数和(自身を除く): 156899617070

約数列:

[1, 2, 7, 14, 331, 661, 662, 1322, 2317, 4627, 4634, 9254, 70937, 141874, 218791, 437582, 496559, 993118, 1531537, 3063074, 23480147, 46889357, 46960294, 93778714, 164361029, 328225499, 328722058, 656450998, 15520377167, 31040754334, 108642640169, 217285280338]

約数ペア:

[(1, 217285280338), (2, 108642640169), (7, 31040754334), (14, 15520377167), (331, 656450998), (661, 328722058), (662, 328225499), (1322, 164361029), (2317, 93778714), (4627, 46960294), (4634, 46889357), (9254, 23480147), (70937, 3063074), (141874, 1531537), (218791, 993118), (437582, 496559)]