68490705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{6551}}^1$

素因数の和:6617

約数の個数: 32

約数和(自身を含む): 118879488

約数和(自身を除く): 50388783

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 3485, 6551, 10455, 19653, 32755, 98265, 111367, 268591, 334101, 556835, 805773, 1342955, 1670505, 4028865, 4566047, 13698141, 22830235, 68490705]

約数ペア:

[(1, 68490705), (3, 22830235), (5, 13698141), (15, 4566047), (17, 4028865), (41, 1670505), (51, 1342955), (85, 805773), (123, 556835), (205, 334101), (255, 268591), (615, 111367), (697, 98265), (2091, 32755), (3485, 19653), (6551, 10455)]