31206318

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{983}}^1$

素因数の和:1049

約数の個数: 64

約数和(自身を含む): 75382272

約数和(自身を除く): 44175954

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 37, 39, 66, 74, 78, 111, 143, 222, 286, 407, 429, 481, 814, 858, 962, 983, 1221, 1443, 1966, 2442, 2886, 2949, 5291, 5898, 10582, 10813, 12779, 15873, 21626, 25558, 31746, 32439, 36371, 38337, 64878, 72742, 76674, 109113, 140569, 218226, 281138, 400081, 421707, 472823, 800162, 843414, 945646, 1200243, 1418469, 2400486, 2836938, 5201053, 10402106, 15603159, 31206318]

約数ペア:

[(1, 31206318), (2, 15603159), (3, 10402106), (6, 5201053), (11, 2836938), (13, 2400486), (22, 1418469), (26, 1200243), (33, 945646), (37, 843414), (39, 800162), (66, 472823), (74, 421707), (78, 400081), (111, 281138), (143, 218226), (222, 140569), (286, 109113), (407, 76674), (429, 72742), (481, 64878), (814, 38337), (858, 36371), (962, 32439), (983, 31746), (1221, 25558), (1443, 21626), (1966, 15873), (2442, 12779), (2886, 10813), (2949, 10582), (5291, 5898)]