78804027

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{1049}}^1$

素因数の和:1563

約数の個数: 24

約数和(自身を含む): 120884400

約数和(自身を除く): 42080373

約数列:

[1, 3, 9, 17, 51, 153, 491, 1049, 1473, 3147, 4419, 8347, 9441, 17833, 25041, 53499, 75123, 160497, 515059, 1545177, 4635531, 8756003, 26268009, 78804027]

約数ペア:

[(1, 78804027), (3, 26268009), (9, 8756003), (17, 4635531), (51, 1545177), (153, 515059), (491, 160497), (1049, 75123), (1473, 53499), (3147, 25041), (4419, 17833), (8347, 9441)]