981569116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{1249}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 1916460000

約数和(自身を除く): 934890884

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 337, 583, 674, 1166, 1249, 1348, 2332, 2498, 3707, 4996, 7414, 13739, 14828, 17861, 27478, 35722, 54956, 66197, 71444, 132394, 196471, 264788, 392942, 420913, 728167, 785884, 841826, 1456334, 1683652, 2912668, 4630043, 9260086, 18520172, 22308389, 44616778, 89233556, 245392279, 490784558, 981569116]

約数ペア:

[(1, 981569116), (2, 490784558), (4, 245392279), (11, 89233556), (22, 44616778), (44, 22308389), (53, 18520172), (106, 9260086), (212, 4630043), (337, 2912668), (583, 1683652), (674, 1456334), (1166, 841826), (1249, 785884), (1348, 728167), (2332, 420913), (2498, 392942), (3707, 264788), (4996, 196471), (7414, 132394), (13739, 71444), (14828, 66197), (17861, 54956), (27478, 35722)]