214901799

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{76943}}^1$

素因数の和:76979

約数の個数: 24

約数和(自身を含む): 350864640

約数和(自身を除く): 135962841

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 76943, 230829, 538601, 1461917, 1615803, 3770207, 4385751, 10233419, 11310621, 30700257, 71633933, 214901799]

約数ペア:

[(1, 214901799), (3, 71633933), (7, 30700257), (19, 11310621), (21, 10233419), (49, 4385751), (57, 3770207), (133, 1615803), (147, 1461917), (399, 538601), (931, 230829), (2793, 76943)]