1278444906

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:612

約数の個数: 96

約数和(自身を含む): 2993215680

約数和(自身を除く): 1714770774

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 53, 57, 106, 114, 159, 171, 251, 281, 318, 342, 477, 502, 562, 753, 843, 954, 1007, 1506, 1686, 2014, 2259, 2529, 3021, 4518, 4769, 5058, 5339, 6042, 9063, 9538, 10678, 13303, 14307, 14893, 16017, 18126, 26606, 28614, 29786, 32034, 39909, 42921, 44679, 48051, 70531, 79818, 85842, 89358, 96102, 119727, 134037, 141062, 211593, 239454, 252757, 268074, 282967, 423186, 505514, 565934, 634779, 758271, 848901, 1269558, 1340089, 1516542, 1697802, 2274813, 2546703, 2680178, 3738143, 4020267, 4549626, 5093406, 7476286, 8040534, 11214429, 12060801, 22428858, 24121602, 33643287, 67286574, 71024717, 142049434, 213074151, 426148302, 639222453, 1278444906]

約数ペア:

[(1, 1278444906), (2, 639222453), (3, 426148302), (6, 213074151), (9, 142049434), (18, 71024717), (19, 67286574), (38, 33643287), (53, 24121602), (57, 22428858), (106, 12060801), (114, 11214429), (159, 8040534), (171, 7476286), (251, 5093406), (281, 4549626), (318, 4020267), (342, 3738143), (477, 2680178), (502, 2546703), (562, 2274813), (753, 1697802), (843, 1516542), (954, 1340089), (1007, 1269558), (1506, 848901), (1686, 758271), (2014, 634779), (2259, 565934), (2529, 505514), (3021, 423186), (4518, 282967), (4769, 268074), (5058, 252757), (5339, 239454), (6042, 211593), (9063, 141062), (9538, 134037), (10678, 119727), (13303, 96102), (14307, 89358), (14893, 85842), (16017, 79818), (18126, 70531), (26606, 48051), (28614, 44679), (29786, 42921), (32034, 39909)]