28638078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{10177}}^1$

素因数の和:10256

約数の個数: 32

約数和(自身を含む): 66441984

約数和(自身を除く): 37803906

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 10177, 20354, 30531, 61062, 71239, 142478, 213717, 427434, 681859, 1363718, 2045577, 4091154, 4773013, 9546026, 14319039, 28638078]

約数ペア:

[(1, 28638078), (2, 14319039), (3, 9546026), (6, 4773013), (7, 4091154), (14, 2045577), (21, 1363718), (42, 681859), (67, 427434), (134, 213717), (201, 142478), (402, 71239), (469, 61062), (938, 30531), (1407, 20354), (2814, 10177)]