205841307

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73699}}^1$

素因数の和:73735

約数の個数: 24

約数和(自身を含む): 336072000

約数和(自身を除く): 130230693

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 73699, 221097, 515893, 1400281, 1547679, 3611251, 4200843, 9801967, 10833753, 29405901, 68613769, 205841307]

約数ペア:

[(1, 205841307), (3, 68613769), (7, 29405901), (19, 10833753), (21, 9801967), (49, 4200843), (57, 3611251), (133, 1547679), (147, 1400281), (399, 515893), (931, 221097), (2793, 73699)]