81856326

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 179159040

約数和(自身を除く): 97302714

約数列:

[1, 2, 3, 6, 17, 34, 51, 71, 89, 102, 127, 142, 178, 213, 254, 267, 381, 426, 534, 762, 1207, 1513, 2159, 2414, 3026, 3621, 4318, 4539, 6319, 6477, 7242, 9017, 9078, 11303, 12638, 12954, 18034, 18957, 22606, 27051, 33909, 37914, 54102, 67818, 107423, 153289, 192151, 214846, 306578, 322269, 384302, 459867, 576453, 644538, 802513, 919734, 1152906, 1605026, 2407539, 4815078, 13642721, 27285442, 40928163, 81856326]

約数ペア:

[(1, 81856326), (2, 40928163), (3, 27285442), (6, 13642721), (17, 4815078), (34, 2407539), (51, 1605026), (71, 1152906), (89, 919734), (102, 802513), (127, 644538), (142, 576453), (178, 459867), (213, 384302), (254, 322269), (267, 306578), (381, 214846), (426, 192151), (534, 153289), (762, 107423), (1207, 67818), (1513, 54102), (2159, 37914), (2414, 33909), (3026, 27051), (3621, 22606), (4318, 18957), (4539, 18034), (6319, 12954), (6477, 12638), (7242, 11303), (9017, 9078)]