215307568

素因数分解:

$2^4\times 7^2\times {\mathrm{274627}}^1$

素因数の和:274649

約数の個数: 30

約数和(自身を含む): 485267676

約数和(自身を除く): 269960108

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 274627, 549254, 1098508, 1922389, 2197016, 3844778, 4394032, 7689556, 13456723, 15379112, 26913446, 30758224, 53826892, 107653784, 215307568]

約数ペア:

[(1, 215307568), (2, 107653784), (4, 53826892), (7, 30758224), (8, 26913446), (14, 15379112), (16, 13456723), (28, 7689556), (49, 4394032), (56, 3844778), (98, 2197016), (112, 1922389), (196, 1098508), (392, 549254), (784, 274627)]