131805

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 238680

約数和(自身を除く): 106875

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 101, 145, 261, 303, 435, 505, 909, 1305, 1515, 2929, 4545, 8787, 14645, 26361, 43935, 131805]

約数ペア:

[(1, 131805), (3, 43935), (5, 26361), (9, 14645), (15, 8787), (29, 4545), (45, 2929), (87, 1515), (101, 1305), (145, 909), (261, 505), (303, 435)]