87891118

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 154865088

約数和(自身を除く): 66973970

約数列:

[1, 2, 7, 14, 61, 97, 122, 194, 427, 679, 854, 1061, 1358, 2122, 5917, 7427, 11834, 14854, 41419, 64721, 82838, 102917, 129442, 205834, 453047, 720419, 906094, 1440838, 6277937, 12555874, 43945559, 87891118]

約数ペア:

[(1, 87891118), (2, 43945559), (7, 12555874), (14, 6277937), (61, 1440838), (97, 906094), (122, 720419), (194, 453047), (427, 205834), (679, 129442), (854, 102917), (1061, 82838), (1358, 64721), (2122, 41419), (5917, 14854), (7427, 11834)]