61431489

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1399}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 110073600

約数和(自身を除く): 48642111

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 119, 123, 153, 287, 357, 369, 697, 861, 1071, 1399, 2091, 2583, 4197, 4879, 6273, 9793, 12591, 14637, 23783, 29379, 43911, 57359, 71349, 88137, 166481, 172077, 214047, 401513, 499443, 516231, 975103, 1204539, 1498329, 2925309, 3613617, 6825721, 8775927, 20477163, 61431489]

約数ペア:

[(1, 61431489), (3, 20477163), (7, 8775927), (9, 6825721), (17, 3613617), (21, 2925309), (41, 1498329), (51, 1204539), (63, 975103), (119, 516231), (123, 499443), (153, 401513), (287, 214047), (357, 172077), (369, 166481), (697, 88137), (861, 71349), (1071, 57359), (1399, 43911), (2091, 29379), (2583, 23783), (4197, 14637), (4879, 12591), (6273, 9793)]