17815706495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 23283573120

約数和(自身を除く): 5467866625

約数列:

[1, 5, 17, 47, 85, 235, 239, 397, 799, 1195, 1985, 2209, 3995, 4063, 6749, 11045, 11233, 18659, 20315, 33745, 37553, 56165, 93295, 94883, 187765, 190961, 317203, 474415, 527951, 876973, 954805, 1586015, 1613011, 2639755, 4384865, 4459501, 8065055, 8975167, 14908541, 22297505, 44875835, 74542705, 75811517, 209596547, 379057585, 1047982735, 3563141299, 17815706495]

約数ペア:

[(1, 17815706495), (5, 3563141299), (17, 1047982735), (47, 379057585), (85, 209596547), (235, 75811517), (239, 74542705), (397, 44875835), (799, 22297505), (1195, 14908541), (1985, 8975167), (2209, 8065055), (3995, 4459501), (4063, 4384865), (6749, 2639755), (11045, 1613011), (11233, 1586015), (18659, 954805), (20315, 876973), (33745, 527951), (37553, 474415), (56165, 317203), (93295, 190961), (94883, 187765)]