2018042901

素因数分解:

$3^2\times 7^4\times {\mathrm{47}}^1\times {\mathrm{1987}}^1$

素因数の和:2068

約数の個数: 60

約数和(自身を含む): 3474674112

約数和(自身を除く): 1456631211

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 343, 423, 441, 987, 1029, 1987, 2303, 2401, 2961, 3087, 5961, 6909, 7203, 13909, 16121, 17883, 20727, 21609, 41727, 48363, 93389, 97363, 112847, 125181, 145089, 280167, 292089, 338541, 653723, 681541, 840501, 876267, 1015623, 1961169, 2044623, 4576061, 4770787, 5883507, 6133869, 13728183, 14312361, 32032427, 41184549, 42937083, 96097281, 224226989, 288291843, 672680967, 2018042901]

約数ペア:

[(1, 2018042901), (3, 672680967), (7, 288291843), (9, 224226989), (21, 96097281), (47, 42937083), (49, 41184549), (63, 32032427), (141, 14312361), (147, 13728183), (329, 6133869), (343, 5883507), (423, 4770787), (441, 4576061), (987, 2044623), (1029, 1961169), (1987, 1015623), (2303, 876267), (2401, 840501), (2961, 681541), (3087, 653723), (5961, 338541), (6909, 292089), (7203, 280167), (13909, 145089), (16121, 125181), (17883, 112847), (20727, 97363), (21609, 93389), (41727, 48363)]