90904569

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1663}}^1$

素因数の和:1829

約数の個数: 32

約数和(自身を含む): 146964480

約数和(自身を除く): 56059911

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 399, 411, 959, 1663, 2603, 2877, 4989, 7809, 11641, 18221, 31597, 34923, 54663, 94791, 221179, 227831, 663537, 683493, 1594817, 4328789, 4784451, 12986367, 30301523, 90904569]

約数ペア:

[(1, 90904569), (3, 30301523), (7, 12986367), (19, 4784451), (21, 4328789), (57, 1594817), (133, 683493), (137, 663537), (399, 227831), (411, 221179), (959, 94791), (1663, 54663), (2603, 34923), (2877, 31597), (4989, 18221), (7809, 11641)]