212639325

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{69151}}^1$

素因数の和:69205

約数の個数: 24

約数和(自身を含む): 360143616

約数和(自身を除く): 147504291

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 69151, 207453, 345755, 1037265, 1728775, 2835191, 5186325, 8505573, 14175955, 42527865, 70879775, 212639325]

約数ペア:

[(1, 212639325), (3, 70879775), (5, 42527865), (15, 14175955), (25, 8505573), (41, 5186325), (75, 2835191), (123, 1728775), (205, 1037265), (615, 345755), (1025, 207453), (3075, 69151)]