2011949163

素因数分解:

$3^2\times 7^5\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 3474851328

約数和(自身を除く): 1462902165

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 283, 329, 343, 423, 441, 849, 987, 1029, 1981, 2303, 2401, 2547, 2961, 3087, 5943, 6909, 7203, 13301, 13867, 16121, 16807, 17829, 20727, 21609, 39903, 41601, 48363, 50421, 93107, 97069, 112847, 119709, 124803, 145089, 151263, 279321, 291207, 338541, 651749, 679483, 789929, 837963, 873621, 1015623, 1955247, 2038449, 2369787, 4562243, 4756381, 5865741, 6115347, 7109361, 13686729, 14269143, 31935701, 41060187, 42807429, 95807103, 223549907, 287421309, 670649721, 2011949163]

約数ペア:

[(1, 2011949163), (3, 670649721), (7, 287421309), (9, 223549907), (21, 95807103), (47, 42807429), (49, 41060187), (63, 31935701), (141, 14269143), (147, 13686729), (283, 7109361), (329, 6115347), (343, 5865741), (423, 4756381), (441, 4562243), (849, 2369787), (987, 2038449), (1029, 1955247), (1981, 1015623), (2303, 873621), (2401, 837963), (2547, 789929), (2961, 679483), (3087, 651749), (5943, 338541), (6909, 291207), (7203, 279321), (13301, 151263), (13867, 145089), (16121, 124803), (16807, 119709), (17829, 112847), (20727, 97069), (21609, 93107), (39903, 50421), (41601, 48363)]