84021278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 141071328

約数和(自身を除く): 57050050

約数列:

[1, 2, 11, 22, 61, 122, 137, 274, 457, 671, 914, 1342, 1507, 3014, 5027, 8357, 10054, 16714, 27877, 55754, 62609, 91927, 125218, 183854, 306647, 613294, 688699, 1377398, 3819149, 7638298, 42010639, 84021278]

約数ペア:

[(1, 84021278), (2, 42010639), (11, 7638298), (22, 3819149), (61, 1377398), (122, 688699), (137, 613294), (274, 306647), (457, 183854), (671, 125218), (914, 91927), (1342, 62609), (1507, 55754), (3014, 27877), (5027, 16714), (8357, 10054)]