20131676901

素因数分解:

$3^6\times 7^2\times {\mathrm{211}}^1\times {\mathrm{2671}}^1$

素因数の和:2914

約数の個数: 84

約数和(自身を含む): 35291273664

約数和(自身を除く): 15159596763

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 211, 243, 441, 567, 633, 729, 1323, 1477, 1701, 1899, 2671, 3969, 4431, 5103, 5697, 8013, 10339, 11907, 13293, 17091, 18697, 24039, 31017, 35721, 39879, 51273, 56091, 72117, 93051, 119637, 130879, 153819, 168273, 216351, 279153, 358911, 392637, 504819, 563581, 649053, 837459, 1076733, 1177911, 1514457, 1690743, 1947159, 2512377, 3533733, 3945067, 4543371, 5072229, 7537131, 10601199, 11835201, 13630113, 15216687, 27615469, 31803597, 35505603, 45650061, 82846407, 95410791, 106516809, 136950183, 248539221, 319550427, 410850549, 745617663, 958651281, 2236852989, 2875953843, 6710558967, 20131676901]

約数ペア:

[(1, 20131676901), (3, 6710558967), (7, 2875953843), (9, 2236852989), (21, 958651281), (27, 745617663), (49, 410850549), (63, 319550427), (81, 248539221), (147, 136950183), (189, 106516809), (211, 95410791), (243, 82846407), (441, 45650061), (567, 35505603), (633, 31803597), (729, 27615469), (1323, 15216687), (1477, 13630113), (1701, 11835201), (1899, 10601199), (2671, 7537131), (3969, 5072229), (4431, 4543371), (5103, 3945067), (5697, 3533733), (8013, 2512377), (10339, 1947159), (11907, 1690743), (13293, 1514457), (17091, 1177911), (18697, 1076733), (24039, 837459), (31017, 649053), (35721, 563581), (39879, 504819), (51273, 392637), (56091, 358911), (72117, 279153), (93051, 216351), (119637, 168273), (130879, 153819)]