51786

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{137}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 132480

約数和(自身を除く): 80694

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 137, 189, 274, 378, 411, 822, 959, 1233, 1918, 2466, 2877, 3699, 5754, 7398, 8631, 17262, 25893, 51786]

約数ペア:

[(1, 51786), (2, 25893), (3, 17262), (6, 8631), (7, 7398), (9, 5754), (14, 3699), (18, 2877), (21, 2466), (27, 1918), (42, 1233), (54, 959), (63, 822), (126, 411), (137, 378), (189, 274)]