13145972

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 27820800

約数和(自身を除く): 14674828

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 137, 149, 161, 274, 298, 322, 548, 596, 644, 959, 1043, 1918, 2086, 3151, 3427, 3836, 4172, 6302, 6854, 12604, 13708, 20413, 22057, 23989, 40826, 44114, 47978, 81652, 88228, 95956, 142891, 285782, 469499, 571564, 938998, 1877996, 3286493, 6572986, 13145972]

約数ペア:

[(1, 13145972), (2, 6572986), (4, 3286493), (7, 1877996), (14, 938998), (23, 571564), (28, 469499), (46, 285782), (92, 142891), (137, 95956), (149, 88228), (161, 81652), (274, 47978), (298, 44114), (322, 40826), (548, 23989), (596, 22057), (644, 20413), (959, 13708), (1043, 12604), (1918, 6854), (2086, 6302), (3151, 4172), (3427, 3836)]