78902213

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 91072512

約数和(自身を除く): 12170299

約数列:

[1, 13, 23, 53, 169, 299, 383, 689, 1219, 3887, 4979, 8809, 8957, 15847, 20299, 64727, 114517, 206011, 263887, 466877, 1488721, 3430531, 6069401, 78902213]

約数ペア:

[(1, 78902213), (13, 6069401), (23, 3430531), (53, 1488721), (169, 466877), (299, 263887), (383, 206011), (689, 114517), (1219, 64727), (3887, 20299), (4979, 15847), (8809, 8957)]