201620655

素因数分解:

$3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{9719}}^1$

素因数の和:10191

約数の個数: 24

約数和(自身を含む): 350269920

約数和(自身を除く): 148649265

約数列:

[1, 3, 5, 9, 15, 45, 461, 1383, 2305, 4149, 6915, 9719, 20745, 29157, 48595, 87471, 145785, 437355, 4480459, 13441377, 22402295, 40324131, 67206885, 201620655]

約数ペア:

[(1, 201620655), (3, 67206885), (5, 40324131), (9, 22402295), (15, 13441377), (45, 4480459), (461, 437355), (1383, 145785), (2305, 87471), (4149, 48595), (6915, 29157), (9719, 20745)]