219161805

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{541}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 355898880

約数和(自身を除く): 136737075

約数列:

[1, 3, 5, 15, 113, 239, 339, 541, 565, 717, 1195, 1623, 1695, 2705, 3585, 8115, 27007, 61133, 81021, 129299, 135035, 183399, 305665, 387897, 405105, 646495, 916995, 1939485, 14610787, 43832361, 73053935, 219161805]

約数ペア:

[(1, 219161805), (3, 73053935), (5, 43832361), (15, 14610787), (113, 1939485), (239, 916995), (339, 646495), (541, 405105), (565, 387897), (717, 305665), (1195, 183399), (1623, 135035), (1695, 129299), (2705, 81021), (3585, 61133), (8115, 27007)]