38903085

素因数分解:

$3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:857

約数の個数: 56

約数和(自身を含む): 75469464

約数和(自身を除く): 36566379

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 405, 585, 729, 821, 1053, 1215, 1755, 2463, 3159, 3645, 4105, 5265, 7389, 9477, 10673, 12315, 15795, 22167, 32019, 36945, 47385, 53365, 66501, 96057, 110835, 160095, 199503, 288171, 332505, 480285, 598509, 864513, 997515, 1440855, 2593539, 2992545, 4322565, 7780617, 12967695, 38903085]

約数ペア:

[(1, 38903085), (3, 12967695), (5, 7780617), (9, 4322565), (13, 2992545), (15, 2593539), (27, 1440855), (39, 997515), (45, 864513), (65, 598509), (81, 480285), (117, 332505), (135, 288171), (195, 199503), (243, 160095), (351, 110835), (405, 96057), (585, 66501), (729, 53365), (821, 47385), (1053, 36945), (1215, 32019), (1755, 22167), (2463, 15795), (3159, 12315), (3645, 10673), (4105, 9477), (5265, 7389)]