215236413

素因数分解:

$3^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{4973}}^1$

素因数の和:5218

約数の個数: 32

約数和(自身を含む): 366086400

約数和(自身を除く): 150849987

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 229, 687, 1603, 2061, 4809, 4973, 6183, 14427, 14919, 34811, 43281, 44757, 104433, 134271, 313299, 939897, 1138817, 3416451, 7971719, 10249353, 23915157, 30748059, 71745471, 215236413]

約数ペア:

[(1, 215236413), (3, 71745471), (7, 30748059), (9, 23915157), (21, 10249353), (27, 7971719), (63, 3416451), (189, 1138817), (229, 939897), (687, 313299), (1603, 134271), (2061, 104433), (4809, 44757), (4973, 43281), (6183, 34811), (14427, 14919)]