389309756

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{11329}}^1$

素因数の和:11426

約数の個数: 36

約数和(自身を含む): 759472560

約数和(自身を除く): 370162804

約数列:

[1, 2, 4, 11, 22, 44, 71, 121, 142, 242, 284, 484, 781, 1562, 3124, 8591, 11329, 17182, 22658, 34364, 45316, 124619, 249238, 498476, 804359, 1370809, 1608718, 2741618, 3217436, 5483236, 8847949, 17695898, 35391796, 97327439, 194654878, 389309756]

約数ペア:

[(1, 389309756), (2, 194654878), (4, 97327439), (11, 35391796), (22, 17695898), (44, 8847949), (71, 5483236), (121, 3217436), (142, 2741618), (242, 1608718), (284, 1370809), (484, 804359), (781, 498476), (1562, 249238), (3124, 124619), (8591, 45316), (11329, 34364), (17182, 22658)]