291275025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{228451}}^1$

素因数の和:228481

約数の個数: 24

約数和(自身を含む): 509904864

約数和(自身を除く): 218629839

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 228451, 685353, 1142255, 3426765, 3883667, 5711275, 11651001, 17133825, 19418335, 58255005, 97091675, 291275025]

約数ペア:

[(1, 291275025), (3, 97091675), (5, 58255005), (15, 19418335), (17, 17133825), (25, 11651001), (51, 5711275), (75, 3883667), (85, 3426765), (255, 1142255), (425, 685353), (1275, 228451)]