30700257

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76943}}^1$

素因数の和:76972

約数の個数: 16

約数和(自身を含む): 49244160

約数和(自身を除く): 18543903

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 76943, 230829, 538601, 1461917, 1615803, 4385751, 10233419, 30700257]

約数ペア:

[(1, 30700257), (3, 10233419), (7, 4385751), (19, 1615803), (21, 1461917), (57, 538601), (133, 230829), (399, 76943)]