28343505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2711}}^1$

素因数の和:2777

約数の個数: 32

約数和(自身を含む): 49206528

約数和(自身を除く): 20863023

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 2711, 3485, 8133, 10455, 13555, 40665, 46087, 111151, 138261, 230435, 333453, 555755, 691305, 1667265, 1889567, 5668701, 9447835, 28343505]

約数ペア:

[(1, 28343505), (3, 9447835), (5, 5668701), (15, 1889567), (17, 1667265), (41, 691305), (51, 555755), (85, 333453), (123, 230435), (205, 138261), (255, 111151), (615, 46087), (697, 40665), (2091, 13555), (2711, 10455), (3485, 8133)]