1821985062939

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2797}}^1\times {\mathrm{27017}}^1$

素因数の和:29889

約数の個数: 64

約数和(自身を含む): 2902900377600

約数和(自身を除く): 1080915314661

約数列:

[1, 3, 9, 19, 27, 47, 57, 141, 171, 423, 513, 893, 1269, 2679, 2797, 8037, 8391, 24111, 25173, 27017, 53143, 75519, 81051, 131459, 159429, 243153, 394377, 478287, 513323, 729459, 1183131, 1269799, 1434861, 1539969, 2497721, 3549393, 3809397, 4619907, 7493163, 11428191, 13859721, 22479489, 24126181, 34284573, 67438467, 72378543, 75566549, 217135629, 226699647, 651406887, 680098941, 1435764431, 2040296823, 3551627803, 4307293293, 10654883409, 12921879879, 31964650227, 38765639637, 67480928257, 95893950681, 202442784771, 607328354313, 1821985062939]

約数ペア:

[(1, 1821985062939), (3, 607328354313), (9, 202442784771), (19, 95893950681), (27, 67480928257), (47, 38765639637), (57, 31964650227), (141, 12921879879), (171, 10654883409), (423, 4307293293), (513, 3551627803), (893, 2040296823), (1269, 1435764431), (2679, 680098941), (2797, 651406887), (8037, 226699647), (8391, 217135629), (24111, 75566549), (25173, 72378543), (27017, 67438467), (53143, 34284573), (75519, 24126181), (81051, 22479489), (131459, 13859721), (159429, 11428191), (243153, 7493163), (394377, 4619907), (478287, 3809397), (513323, 3549393), (729459, 2497721), (1183131, 1539969), (1269799, 1434861)]