81021642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{79903}}^1$

素因数の和:79934

約数の個数: 24

約数和(自身を含む): 175469184

約数和(自身を除く): 94447542

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 79903, 159806, 239709, 479418, 1038739, 2077478, 3116217, 6232434, 13503607, 27007214, 40510821, 81021642]

約数ペア:

[(1, 81021642), (2, 40510821), (3, 27007214), (6, 13503607), (13, 6232434), (26, 3116217), (39, 2077478), (78, 1038739), (169, 479418), (338, 239709), (507, 159806), (1014, 79903)]