290760657

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{653}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 430949376

約数和(自身を除く): 140188719

約数列:

[1, 3, 11, 33, 103, 131, 309, 393, 653, 1133, 1441, 1959, 3399, 4323, 7183, 13493, 21549, 40479, 67259, 85543, 148423, 201777, 256629, 445269, 739849, 940973, 2219547, 2822919, 8810929, 26432787, 96920219, 290760657]

約数ペア:

[(1, 290760657), (3, 96920219), (11, 26432787), (33, 8810929), (103, 2822919), (131, 2219547), (309, 940973), (393, 739849), (653, 445269), (1133, 256629), (1441, 201777), (1959, 148423), (3399, 85543), (4323, 67259), (7183, 40479), (13493, 21549)]