30830787

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:134

約数の個数: 80

約数和(自身を含む): 55292160

約数和(自身を除く): 24461373

約数列:

[1, 3, 9, 13, 19, 23, 27, 39, 57, 67, 69, 81, 117, 171, 201, 207, 247, 299, 351, 437, 513, 603, 621, 741, 871, 897, 1053, 1273, 1311, 1539, 1541, 1809, 1863, 2223, 2613, 2691, 3819, 3933, 4623, 5427, 5681, 6669, 7839, 8073, 11457, 11799, 13869, 16549, 17043, 20007, 20033, 23517, 24219, 29279, 34371, 35397, 41607, 49647, 51129, 60099, 70551, 87837, 103113, 124821, 148941, 153387, 180297, 263511, 380627, 446823, 460161, 540891, 790533, 1141881, 1340469, 1622673, 2371599, 3425643, 10276929, 30830787]

約数ペア:

[(1, 30830787), (3, 10276929), (9, 3425643), (13, 2371599), (19, 1622673), (23, 1340469), (27, 1141881), (39, 790533), (57, 540891), (67, 460161), (69, 446823), (81, 380627), (117, 263511), (171, 180297), (201, 153387), (207, 148941), (247, 124821), (299, 103113), (351, 87837), (437, 70551), (513, 60099), (603, 51129), (621, 49647), (741, 41607), (871, 35397), (897, 34371), (1053, 29279), (1273, 24219), (1311, 23517), (1539, 20033), (1541, 20007), (1809, 17043), (1863, 16549), (2223, 13869), (2613, 11799), (2691, 11457), (3819, 8073), (3933, 7839), (4623, 6669), (5427, 5681)]