2018145474513

素因数分解:

$3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{541381}}^1$

素因数の和:541587

約数の個数: 72

約数和(自身を含む): 3466057495680

約数和(自身を除く): 1447912021167

約数列:

[1, 3, 7, 9, 21, 49, 63, 79, 107, 147, 237, 321, 441, 553, 711, 749, 963, 1659, 2247, 3871, 4977, 5243, 6741, 8453, 11613, 15729, 25359, 34839, 47187, 59171, 76077, 177513, 414197, 532539, 541381, 1242591, 1624143, 3727773, 3789667, 4872429, 11369001, 26527669, 34107003, 42769099, 57927767, 79583007, 128307297, 173783301, 238749021, 299383693, 384921891, 405494369, 521349903, 898151079, 1216483107, 2095685851, 2694453237, 2838460583, 3649449321, 4576293593, 6287057553, 8515381749, 13728880779, 18861172659, 25546145247, 32034055151, 41186642337, 96102165453, 224238386057, 288306496359, 672715158171, 2018145474513]

約数ペア:

[(1, 2018145474513), (3, 672715158171), (7, 288306496359), (9, 224238386057), (21, 96102165453), (49, 41186642337), (63, 32034055151), (79, 25546145247), (107, 18861172659), (147, 13728880779), (237, 8515381749), (321, 6287057553), (441, 4576293593), (553, 3649449321), (711, 2838460583), (749, 2694453237), (963, 2095685851), (1659, 1216483107), (2247, 898151079), (3871, 521349903), (4977, 405494369), (5243, 384921891), (6741, 299383693), (8453, 238749021), (11613, 173783301), (15729, 128307297), (25359, 79583007), (34839, 57927767), (47187, 42769099), (59171, 34107003), (76077, 26527669), (177513, 11369001), (414197, 4872429), (532539, 3789667), (541381, 3727773), (1242591, 1624143)]