81433308

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8689}}^1$

素因数の和:8778

約数の個数: 48

約数和(自身を含む): 210228480

約数和(自身を除く): 128795172

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2343, 3124, 4686, 8689, 9372, 17378, 26067, 34756, 52134, 95579, 104268, 191158, 286737, 382316, 573474, 616919, 1146948, 1233838, 1850757, 2467676, 3701514, 6786109, 7403028, 13572218, 20358327, 27144436, 40716654, 81433308]

約数ペア:

[(1, 81433308), (2, 40716654), (3, 27144436), (4, 20358327), (6, 13572218), (11, 7403028), (12, 6786109), (22, 3701514), (33, 2467676), (44, 1850757), (66, 1233838), (71, 1146948), (132, 616919), (142, 573474), (213, 382316), (284, 286737), (426, 191158), (781, 104268), (852, 95579), (1562, 52134), (2343, 34756), (3124, 26067), (4686, 17378), (8689, 9372)]