86727778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 143607168

約数和(自身を除く): 56879390

約数列:

[1, 2, 17, 34, 37, 71, 74, 142, 629, 971, 1207, 1258, 1942, 2414, 2627, 5254, 16507, 33014, 35927, 44659, 68941, 71854, 89318, 137882, 610759, 1171997, 1221518, 2343994, 2550817, 5101634, 43363889, 86727778]

約数ペア:

[(1, 86727778), (2, 43363889), (17, 5101634), (34, 2550817), (37, 2343994), (71, 1221518), (74, 1171997), (142, 610759), (629, 137882), (971, 89318), (1207, 71854), (1258, 68941), (1942, 44659), (2414, 35927), (2627, 33014), (5254, 16507)]