388261521

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{28513}}^1$

素因数の和:28625

約数の個数: 24

約数和(自身を含む): 600504840

約数和(自身を除く): 212243319

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 801, 1513, 4539, 13617, 28513, 85539, 256617, 484721, 1454163, 2537657, 4362489, 7612971, 22838913, 43140169, 129420507, 388261521]

約数ペア:

[(1, 388261521), (3, 129420507), (9, 43140169), (17, 22838913), (51, 7612971), (89, 4362489), (153, 2537657), (267, 1454163), (801, 484721), (1513, 256617), (4539, 85539), (13617, 28513)]