31485285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 59439744

約数和(自身を除く): 27954459

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 107, 117, 195, 321, 503, 535, 585, 963, 1391, 1509, 1605, 2515, 4173, 4527, 4815, 6539, 6955, 7545, 12519, 19617, 20865, 22635, 32695, 53821, 58851, 62595, 98085, 161463, 269105, 294255, 484389, 699673, 807315, 2099019, 2421945, 3498365, 6297057, 10495095, 31485285]

約数ペア:

[(1, 31485285), (3, 10495095), (5, 6297057), (9, 3498365), (13, 2421945), (15, 2099019), (39, 807315), (45, 699673), (65, 484389), (107, 294255), (117, 269105), (195, 161463), (321, 98085), (503, 62595), (535, 58851), (585, 53821), (963, 32695), (1391, 22635), (1509, 20865), (1605, 19617), (2515, 12519), (4173, 7545), (4527, 6955), (4815, 6539)]