84000028

素因数分解:

$2^2\times 7^1\times {\mathrm{853}}^1\times {\mathrm{3517}}^1$

素因数の和:4381

約数の個数: 24

約数和(自身を含む): 168244832

約数和(自身を除く): 84244804

約数列:

[1, 2, 4, 7, 14, 28, 853, 1706, 3412, 3517, 5971, 7034, 11942, 14068, 23884, 24619, 49238, 98476, 3000001, 6000002, 12000004, 21000007, 42000014, 84000028]

約数ペア:

[(1, 84000028), (2, 42000014), (4, 21000007), (7, 12000004), (14, 6000002), (28, 3000001), (853, 98476), (1706, 49238), (3412, 24619), (3517, 23884), (5971, 14068), (7034, 11942)]