66847222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 112299264

約数和(自身を除く): 45452042

約数列:

[1, 2, 13, 26, 31, 62, 197, 394, 403, 421, 806, 842, 2561, 5122, 5473, 6107, 10946, 12214, 13051, 26102, 79391, 82937, 158782, 165874, 169663, 339326, 1078181, 2156362, 2571047, 5142094, 33423611, 66847222]

約数ペア:

[(1, 66847222), (2, 33423611), (13, 5142094), (26, 2571047), (31, 2156362), (62, 1078181), (197, 339326), (394, 169663), (403, 165874), (421, 158782), (806, 82937), (842, 79391), (2561, 26102), (5122, 13051), (5473, 12214), (6107, 10946)]