71181902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 119232000

約数和(自身を除く): 48050098

約数列:

[1, 2, 11, 22, 71, 142, 199, 229, 398, 458, 781, 1562, 2189, 2519, 4378, 5038, 14129, 16259, 28258, 32518, 45571, 91142, 155419, 178849, 310838, 357698, 501281, 1002562, 3235541, 6471082, 35590951, 71181902]

約数ペア:

[(1, 71181902), (2, 35590951), (11, 6471082), (22, 3235541), (71, 1002562), (142, 501281), (199, 357698), (229, 310838), (398, 178849), (458, 155419), (781, 91142), (1562, 45571), (2189, 32518), (2519, 28258), (4378, 16259), (5038, 14129)]