208976118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 461970432

約数和(自身を除く): 252994314

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 167, 183, 263, 334, 366, 501, 526, 789, 793, 1002, 1578, 1586, 2171, 2379, 3419, 4342, 4758, 6513, 6838, 10187, 10257, 13026, 16043, 20374, 20514, 30561, 32086, 43921, 48129, 61122, 87842, 96258, 131763, 132431, 208559, 263526, 264862, 397293, 417118, 570973, 625677, 794586, 1141946, 1251354, 1712919, 2679181, 3425838, 5358362, 8037543, 16075086, 34829353, 69658706, 104488059, 208976118]

約数ペア:

[(1, 208976118), (2, 104488059), (3, 69658706), (6, 34829353), (13, 16075086), (26, 8037543), (39, 5358362), (61, 3425838), (78, 2679181), (122, 1712919), (167, 1251354), (183, 1141946), (263, 794586), (334, 625677), (366, 570973), (501, 417118), (526, 397293), (789, 264862), (793, 263526), (1002, 208559), (1578, 132431), (1586, 131763), (2171, 96258), (2379, 87842), (3419, 61122), (4342, 48129), (4758, 43921), (6513, 32086), (6838, 30561), (10187, 20514), (10257, 20374), (13026, 16043)]