289326255

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{2741}}^1$

素因数の和:3007

約数の個数: 32

約数和(自身を含む): 480135168

約数和(自身を除く): 190808913

約数列:

[1, 3, 5, 15, 31, 93, 155, 227, 465, 681, 1135, 2741, 3405, 7037, 8223, 13705, 21111, 35185, 41115, 84971, 105555, 254913, 424855, 622207, 1274565, 1866621, 3111035, 9333105, 19288417, 57865251, 96442085, 289326255]

約数ペア:

[(1, 289326255), (3, 96442085), (5, 57865251), (15, 19288417), (31, 9333105), (93, 3111035), (155, 1866621), (227, 1274565), (465, 622207), (681, 424855), (1135, 254913), (2741, 105555), (3405, 84971), (7037, 41115), (8223, 35185), (13705, 21111)]