71974546

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 136581120

約数和(自身を除く): 64606574

約数列:

[1, 2, 7, 14, 19, 37, 38, 71, 74, 103, 133, 142, 206, 259, 266, 497, 518, 703, 721, 994, 1349, 1406, 1442, 1957, 2627, 2698, 3811, 3914, 4921, 5254, 7313, 7622, 9443, 9842, 13699, 14626, 18389, 18886, 26677, 27398, 36778, 49913, 51191, 53354, 72409, 99826, 102382, 138947, 144818, 270581, 277894, 349391, 506863, 541162, 698782, 972629, 1013726, 1894067, 1945258, 3788134, 5141039, 10282078, 35987273, 71974546]

約数ペア:

[(1, 71974546), (2, 35987273), (7, 10282078), (14, 5141039), (19, 3788134), (37, 1945258), (38, 1894067), (71, 1013726), (74, 972629), (103, 698782), (133, 541162), (142, 506863), (206, 349391), (259, 277894), (266, 270581), (497, 144818), (518, 138947), (703, 102382), (721, 99826), (994, 72409), (1349, 53354), (1406, 51191), (1442, 49913), (1957, 36778), (2627, 27398), (2698, 26677), (3811, 18886), (3914, 18389), (4921, 14626), (5254, 13699), (7313, 9842), (7622, 9443)]