890470438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7963}}^1$

素因数の和:8029

約数の個数: 64

約数和(自身を含む): 1733985792

約数和(自身を除く): 843515354

約数列:

[1, 2, 11, 13, 17, 22, 23, 26, 34, 46, 143, 187, 221, 253, 286, 299, 374, 391, 442, 506, 598, 782, 2431, 3289, 4301, 4862, 5083, 6578, 7963, 8602, 10166, 15926, 55913, 87593, 103519, 111826, 135371, 175186, 183149, 207038, 270742, 366298, 1138709, 1489081, 1759823, 2014639, 2277418, 2380937, 2978162, 3113533, 3519646, 4029278, 4761874, 6227066, 19358053, 26190307, 34248863, 38716106, 40475929, 52380614, 68497726, 80951858, 445235219, 890470438]

約数ペア:

[(1, 890470438), (2, 445235219), (11, 80951858), (13, 68497726), (17, 52380614), (22, 40475929), (23, 38716106), (26, 34248863), (34, 26190307), (46, 19358053), (143, 6227066), (187, 4761874), (221, 4029278), (253, 3519646), (286, 3113533), (299, 2978162), (374, 2380937), (391, 2277418), (442, 2014639), (506, 1759823), (598, 1489081), (782, 1138709), (2431, 366298), (3289, 270742), (4301, 207038), (4862, 183149), (5083, 175186), (6578, 135371), (7963, 111826), (8602, 103519), (10166, 87593), (15926, 55913)]