288520299

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{15973}}^1$

素因数の和:16208

約数の個数: 20

約数和(自身を含む): 432959296

約数和(自身を除く): 144438997

約数列:

[1, 3, 9, 27, 81, 223, 669, 2007, 6021, 15973, 18063, 47919, 143757, 431271, 1293813, 3561979, 10685937, 32057811, 96173433, 288520299]

約数ペア:

[(1, 288520299), (3, 96173433), (9, 32057811), (27, 10685937), (81, 3561979), (223, 1293813), (669, 431271), (2007, 143757), (6021, 47919), (15973, 18063)]