30746709

素因数分解:

$3^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:487

約数の個数: 40

約数和(自身を含む): 52945728

約数和(自身を除く): 22199019

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 211, 257, 567, 633, 771, 1477, 1799, 1899, 2313, 4431, 5397, 5697, 6939, 13293, 16191, 17091, 20817, 39879, 48573, 54227, 119637, 145719, 162681, 379589, 488043, 1138767, 1464129, 3416301, 4392387, 10248903, 30746709]

約数ペア:

[(1, 30746709), (3, 10248903), (7, 4392387), (9, 3416301), (21, 1464129), (27, 1138767), (63, 488043), (81, 379589), (189, 162681), (211, 145719), (257, 119637), (567, 54227), (633, 48573), (771, 39879), (1477, 20817), (1799, 17091), (1899, 16191), (2313, 13293), (4431, 6939), (5397, 5697)]