97871725

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7877}}^1$

素因数の和:7965

約数の個数: 24

約数和(自身を含む): 140669568

約数和(自身を除く): 42797843

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1775, 2485, 7877, 12425, 39385, 55139, 196925, 275695, 559267, 1378475, 2796335, 3914869, 13981675, 19574345, 97871725]

約数ペア:

[(1, 97871725), (5, 19574345), (7, 13981675), (25, 3914869), (35, 2796335), (71, 1378475), (175, 559267), (355, 275695), (497, 196925), (1775, 55139), (2485, 39385), (7877, 12425)]