71975992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19949}}^1$

素因数の和:20007

約数の個数: 32

約数和(自身を含む): 150822000

約数和(自身を除く): 78846008

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 19949, 39898, 79796, 159592, 219439, 438878, 817909, 877756, 1635818, 1755512, 3271636, 6543272, 8996999, 17993998, 35987996, 71975992]

約数ペア:

[(1, 71975992), (2, 35987996), (4, 17993998), (8, 8996999), (11, 6543272), (22, 3271636), (41, 1755512), (44, 1635818), (82, 877756), (88, 817909), (164, 438878), (328, 219439), (451, 159592), (902, 79796), (1804, 39898), (3608, 19949)]