68421678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{67477}}^1$

素因数の和:67508

約数の個数: 24

約数和(自身を含む): 148181688

約数和(自身を除く): 79760010

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 67477, 134954, 202431, 404862, 877201, 1754402, 2631603, 5263206, 11403613, 22807226, 34210839, 68421678]

約数ペア:

[(1, 68421678), (2, 34210839), (3, 22807226), (6, 11403613), (13, 5263206), (26, 2631603), (39, 1754402), (78, 877201), (169, 404862), (338, 202431), (507, 134954), (1014, 67477)]