51751497

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2647}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 84736000

約数和(自身を除く): 32984503

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2647, 2793, 6517, 7941, 18529, 19551, 50293, 55587, 129703, 150879, 352051, 389109, 907921, 1056153, 2464357, 2723763, 7393071, 17250499, 51751497]

約数ペア:

[(1, 51751497), (3, 17250499), (7, 7393071), (19, 2723763), (21, 2464357), (49, 1056153), (57, 907921), (133, 389109), (147, 352051), (343, 150879), (399, 129703), (931, 55587), (1029, 50293), (2647, 19551), (2793, 18529), (6517, 7941)]