87928379

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 115568640

約数和(自身を除く): 27640261

約数列:

[1, 7, 11, 23, 77, 131, 161, 253, 379, 917, 1441, 1771, 2653, 3013, 4169, 8717, 10087, 21091, 29183, 33143, 49649, 61019, 95887, 232001, 347543, 546139, 671209, 1141927, 3822973, 7993489, 12561197, 87928379]

約数ペア:

[(1, 87928379), (7, 12561197), (11, 7993489), (23, 3822973), (77, 1141927), (131, 671209), (161, 546139), (253, 347543), (379, 232001), (917, 95887), (1441, 61019), (1771, 49649), (2653, 33143), (3013, 29183), (4169, 21091), (8717, 10087)]