1647621378

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{49937}}^1$

素因数の和:50008

約数の個数: 64

約数和(自身を含む): 4027000320

約数和(自身を除く): 2379378942

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 47, 54, 78, 94, 117, 141, 234, 282, 351, 423, 611, 702, 846, 1222, 1269, 1833, 2538, 3666, 5499, 10998, 16497, 32994, 49937, 99874, 149811, 299622, 449433, 649181, 898866, 1298362, 1348299, 1947543, 2347039, 2696598, 3895086, 4694078, 5842629, 7041117, 11685258, 14082234, 17527887, 21123351, 30511507, 35055774, 42246702, 61023014, 63370053, 91534521, 126740106, 183069042, 274603563, 549207126, 823810689, 1647621378]

約数ペア:

[(1, 1647621378), (2, 823810689), (3, 549207126), (6, 274603563), (9, 183069042), (13, 126740106), (18, 91534521), (26, 63370053), (27, 61023014), (39, 42246702), (47, 35055774), (54, 30511507), (78, 21123351), (94, 17527887), (117, 14082234), (141, 11685258), (234, 7041117), (282, 5842629), (351, 4694078), (423, 3895086), (611, 2696598), (702, 2347039), (846, 1947543), (1222, 1348299), (1269, 1298362), (1833, 898866), (2538, 649181), (3666, 449433), (5499, 299622), (10998, 149811), (16497, 99874), (32994, 49937)]