1808006505

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{4289}}^1$

素因数の和:4633

約数の個数: 32

約数和(自身を含む): 2928182400

約数和(自身を除く): 1120175895

約数列:

[1, 3, 5, 15, 157, 179, 471, 537, 785, 895, 2355, 2685, 4289, 12867, 21445, 28103, 64335, 84309, 140515, 421545, 673373, 767731, 2020119, 2303193, 3366865, 3838655, 10100595, 11515965, 120533767, 361601301, 602668835, 1808006505]

約数ペア:

[(1, 1808006505), (3, 602668835), (5, 361601301), (15, 120533767), (157, 11515965), (179, 10100595), (471, 3838655), (537, 3366865), (785, 2303193), (895, 2020119), (2355, 767731), (2685, 673373), (4289, 421545), (12867, 140515), (21445, 84309), (28103, 64335)]