18421567197

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{991}}^1\times {\mathrm{1249}}^1$

素因数の和:2306

約数の個数: 48

約数和(自身を含む): 27706560000

約数和(自身を除く): 9284992803

約数列:

[1, 3, 11, 33, 41, 121, 123, 363, 451, 991, 1249, 1353, 2973, 3747, 4961, 10901, 13739, 14883, 32703, 40631, 41217, 51209, 119911, 121893, 151129, 153627, 359733, 446941, 453387, 563299, 1237759, 1340823, 1689897, 3713277, 4916351, 6196289, 13615349, 14749053, 18588867, 40846047, 50748119, 149768839, 152244357, 449306517, 558229309, 1674687927, 6140522399, 18421567197]

約数ペア:

[(1, 18421567197), (3, 6140522399), (11, 1674687927), (33, 558229309), (41, 449306517), (121, 152244357), (123, 149768839), (363, 50748119), (451, 40846047), (991, 18588867), (1249, 14749053), (1353, 13615349), (2973, 6196289), (3747, 4916351), (4961, 3713277), (10901, 1689897), (13739, 1340823), (14883, 1237759), (32703, 563299), (40631, 453387), (41217, 446941), (51209, 359733), (119911, 153627), (121893, 151129)]