29919939

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5501}}^1$

素因数の和:5555

約数の個数: 24

約数和(自身を含む): 47669328

約数和(自身を除く): 17749389

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 5501, 16503, 38507, 115521, 203537, 269549, 610611, 808647, 1424759, 4274277, 9973313, 29919939]

約数ペア:

[(1, 29919939), (3, 9973313), (7, 4274277), (21, 1424759), (37, 808647), (49, 610611), (111, 269549), (147, 203537), (259, 115521), (777, 38507), (1813, 16503), (5439, 5501)]