17971135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 26836992

約数和(自身を除く): 8865857

約数列:

[1, 5, 7, 13, 35, 65, 91, 127, 311, 455, 635, 889, 1555, 1651, 2177, 4043, 4445, 8255, 10885, 11557, 20215, 28301, 39497, 57785, 141505, 197485, 276479, 513461, 1382395, 2567305, 3594227, 17971135]

約数ペア:

[(1, 17971135), (5, 3594227), (7, 2567305), (13, 1382395), (35, 513461), (65, 276479), (91, 197485), (127, 141505), (311, 57785), (455, 39497), (635, 28301), (889, 20215), (1555, 11557), (1651, 10885), (2177, 8255), (4043, 4445)]