207941013

素因数分解:

$3^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1427}}^1$

素因数の和:1703

約数の個数: 40

約数和(自身を含む): 356634432

約数和(自身を除く): 148693419

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 257, 567, 771, 1427, 1799, 2313, 4281, 5397, 6939, 9989, 12843, 16191, 20817, 29967, 38529, 48573, 89901, 115587, 145719, 269703, 366739, 809109, 1100217, 2567173, 3300651, 7701519, 9901953, 23104557, 29705859, 69313671, 207941013]

約数ペア:

[(1, 207941013), (3, 69313671), (7, 29705859), (9, 23104557), (21, 9901953), (27, 7701519), (63, 3300651), (81, 2567173), (189, 1100217), (257, 809109), (567, 366739), (771, 269703), (1427, 145719), (1799, 115587), (2313, 89901), (4281, 48573), (5397, 38529), (6939, 29967), (9989, 20817), (12843, 16191)]