28298974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 47628000

約数和(自身を除く): 19329026

約数列:

[1, 2, 11, 22, 89, 97, 149, 178, 194, 298, 979, 1067, 1639, 1958, 2134, 3278, 8633, 13261, 14453, 17266, 26522, 28906, 94963, 145871, 158983, 189926, 291742, 317966, 1286317, 2572634, 14149487, 28298974]

約数ペア:

[(1, 28298974), (2, 14149487), (11, 2572634), (22, 1286317), (89, 317966), (97, 291742), (149, 189926), (178, 158983), (194, 145871), (298, 94963), (979, 28906), (1067, 26522), (1639, 17266), (1958, 14453), (2134, 13261), (3278, 8633)]