988709878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{503}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 1767951360

約数和(自身を除く): 779241482

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 173, 247, 299, 346, 437, 494, 503, 598, 874, 1006, 2249, 3287, 3979, 4498, 5681, 6539, 6574, 7958, 9557, 11362, 11569, 13078, 19114, 23138, 42731, 51727, 75601, 85462, 87019, 103454, 124241, 150397, 151202, 174038, 219811, 248482, 300794, 439622, 982813, 1131247, 1653361, 1965626, 2001437, 2262494, 2857543, 3306722, 4002874, 5715086, 21493693, 26018681, 38027303, 42987386, 52037362, 76054606, 494354939, 988709878]

約数ペア:

[(1, 988709878), (2, 494354939), (13, 76054606), (19, 52037362), (23, 42987386), (26, 38027303), (38, 26018681), (46, 21493693), (173, 5715086), (247, 4002874), (299, 3306722), (346, 2857543), (437, 2262494), (494, 2001437), (503, 1965626), (598, 1653361), (874, 1131247), (1006, 982813), (2249, 439622), (3287, 300794), (3979, 248482), (4498, 219811), (5681, 174038), (6539, 151202), (6574, 150397), (7958, 124241), (9557, 103454), (11362, 87019), (11569, 85462), (13078, 75601), (19114, 51727), (23138, 42731)]