127998530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{27061}}^1$

素因数の和:27122

約数の個数: 32

約数和(自身を含む): 257197248

約数和(自身を除く): 129198718

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 27061, 54122, 135305, 270610, 297671, 595342, 1163623, 1488355, 2327246, 2976710, 5818115, 11636230, 12799853, 25599706, 63999265, 127998530]

約数ペア:

[(1, 127998530), (2, 63999265), (5, 25599706), (10, 12799853), (11, 11636230), (22, 5818115), (43, 2976710), (55, 2327246), (86, 1488355), (110, 1163623), (215, 595342), (430, 297671), (473, 270610), (946, 135305), (2365, 54122), (4730, 27061)]