7281885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 12700800

約数和(自身を除く): 5418915

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 195, 321, 349, 535, 1047, 1391, 1605, 1745, 4173, 4537, 5235, 6955, 13611, 20865, 22685, 37343, 68055, 112029, 186715, 485459, 560145, 1456377, 2427295, 7281885]

約数ペア:

[(1, 7281885), (3, 2427295), (5, 1456377), (13, 560145), (15, 485459), (39, 186715), (65, 112029), (107, 68055), (195, 37343), (321, 22685), (349, 20865), (535, 13611), (1047, 6955), (1391, 5235), (1605, 4537), (1745, 4173)]