71107784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{21839}}^1$

素因数の和:21893

約数の個数: 32

約数和(自身を含む): 149385600

約数和(自身を除く): 78277816

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 21839, 43678, 87356, 174712, 240229, 480458, 808043, 960916, 1616086, 1921832, 3232172, 6464344, 8888473, 17776946, 35553892, 71107784]

約数ペア:

[(1, 71107784), (2, 35553892), (4, 17776946), (8, 8888473), (11, 6464344), (22, 3232172), (37, 1921832), (44, 1616086), (74, 960916), (88, 808043), (148, 480458), (296, 240229), (407, 174712), (814, 87356), (1628, 43678), (3256, 21839)]