1690297

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 2073600

約数和(自身を除く): 383303

約数列:

[1, 7, 19, 71, 133, 179, 497, 1253, 1349, 3401, 9443, 12709, 23807, 88963, 241471, 1690297]

約数ペア:

[(1, 1690297), (7, 241471), (19, 88963), (71, 23807), (133, 12709), (179, 9443), (497, 3401), (1253, 1349)]