645318596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{859}}^1\times {\mathrm{14447}}^1$

素因数の和:15323

約数の個数: 24

約数和(自身を含む): 1217677440

約数和(自身を除く): 572358844

約数列:

[1, 2, 4, 13, 26, 52, 859, 1718, 3436, 11167, 14447, 22334, 28894, 44668, 57788, 187811, 375622, 751244, 12409973, 24819946, 49639892, 161329649, 322659298, 645318596]

約数ペア:

[(1, 645318596), (2, 322659298), (4, 161329649), (13, 49639892), (26, 24819946), (52, 12409973), (859, 751244), (1718, 375622), (3436, 187811), (11167, 57788), (14447, 44668), (22334, 28894)]