388951215

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{17093}}^1$

素因数の和:17179

約数の個数: 32

約数和(自身を含む): 654768576

約数和(自身を除く): 265817361

約数列:

[1, 3, 5, 15, 37, 41, 111, 123, 185, 205, 555, 615, 1517, 4551, 7585, 17093, 22755, 51279, 85465, 256395, 632441, 700813, 1897323, 2102439, 3162205, 3504065, 9486615, 10512195, 25930081, 77790243, 129650405, 388951215]

約数ペア:

[(1, 388951215), (3, 129650405), (5, 77790243), (15, 25930081), (37, 10512195), (41, 9486615), (111, 3504065), (123, 3162205), (185, 2102439), (205, 1897323), (555, 700813), (615, 632441), (1517, 256395), (4551, 85465), (7585, 51279), (17093, 22755)]