215538928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{1429}}^1$

素因数の和:2305

約数の個数: 40

約数和(自身を含む): 456421680

約数和(自身を除く): 240882752

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 857, 1429, 1714, 2858, 3428, 5716, 6856, 9427, 11432, 13712, 15719, 18854, 22864, 31438, 37708, 62876, 75416, 125752, 150832, 251504, 1224653, 2449306, 4898612, 9797224, 13471183, 19594448, 26942366, 53884732, 107769464, 215538928]

約数ペア:

[(1, 215538928), (2, 107769464), (4, 53884732), (8, 26942366), (11, 19594448), (16, 13471183), (22, 9797224), (44, 4898612), (88, 2449306), (176, 1224653), (857, 251504), (1429, 150832), (1714, 125752), (2858, 75416), (3428, 62876), (5716, 37708), (6856, 31438), (9427, 22864), (11432, 18854), (13712, 15719)]