66989956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{2269}}^1$

素因数の和:2356

約数の個数: 36

約数和(自身を含む): 131028940

約数和(自身を除く): 64038984

約数列:

[1, 2, 4, 11, 22, 44, 61, 121, 122, 242, 244, 484, 671, 1342, 2269, 2684, 4538, 7381, 9076, 14762, 24959, 29524, 49918, 99836, 138409, 274549, 276818, 549098, 553636, 1098196, 1522499, 3044998, 6089996, 16747489, 33494978, 66989956]

約数ペア:

[(1, 66989956), (2, 33494978), (4, 16747489), (11, 6089996), (22, 3044998), (44, 1522499), (61, 1098196), (121, 553636), (122, 549098), (242, 276818), (244, 274549), (484, 138409), (671, 99836), (1342, 49918), (2269, 29524), (2684, 24959), (4538, 14762), (7381, 9076)]