153303921

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{7919}}^1$

素因数の和:8170

約数の個数: 20

約数和(自身を含む): 229996800

約数和(自身を除く): 76692879

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 6453, 7919, 19359, 23757, 71271, 213813, 641439, 1892641, 5677923, 17033769, 51101307, 153303921]

約数ペア:

[(1, 153303921), (3, 51101307), (9, 17033769), (27, 5677923), (81, 1892641), (239, 641439), (717, 213813), (2151, 71271), (6453, 23757), (7919, 19359)]