51128215

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:762

約数の個数: 16

約数和(自身を含む): 62375040

約数和(自身を除く): 11246825

約数列:

[1, 5, 97, 271, 389, 485, 1355, 1945, 26287, 37733, 105419, 131435, 188665, 527095, 10225643, 51128215]

約数ペア:

[(1, 51128215), (5, 10225643), (97, 527095), (271, 188665), (389, 131435), (485, 105419), (1355, 37733), (1945, 26287)]