71491756

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2203}}^1$

素因数の和:2294

約数の個数: 48

約数和(自身を含む): 153045760

約数和(自身を除く): 81554004

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 427, 532, 854, 1159, 1708, 2203, 2318, 4406, 4636, 8113, 8812, 15421, 16226, 30842, 32452, 41857, 61684, 83714, 134383, 167428, 268766, 292999, 537532, 585998, 940681, 1171996, 1881362, 2553277, 3762724, 5106554, 10213108, 17872939, 35745878, 71491756]

約数ペア:

[(1, 71491756), (2, 35745878), (4, 17872939), (7, 10213108), (14, 5106554), (19, 3762724), (28, 2553277), (38, 1881362), (61, 1171996), (76, 940681), (122, 585998), (133, 537532), (244, 292999), (266, 268766), (427, 167428), (532, 134383), (854, 83714), (1159, 61684), (1708, 41857), (2203, 32452), (2318, 30842), (4406, 16226), (4636, 15421), (8113, 8812)]