1971244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 3822336

約数和(自身を除く): 1851092

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 631, 781, 1262, 1562, 2524, 3124, 6941, 13882, 27764, 44801, 89602, 179204, 492811, 985622, 1971244]

約数ペア:

[(1, 1971244), (2, 985622), (4, 492811), (11, 179204), (22, 89602), (44, 44801), (71, 27764), (142, 13882), (284, 6941), (631, 3124), (781, 2524), (1262, 1562)]