81334554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{449}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 196992000

約数和(自身を除く): 115657446

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 227, 266, 399, 449, 454, 681, 798, 898, 1347, 1362, 1589, 2694, 3143, 3178, 4313, 4767, 6286, 8531, 8626, 9429, 9534, 12939, 17062, 18858, 25593, 25878, 30191, 51186, 59717, 60382, 90573, 101923, 119434, 179151, 181146, 203846, 305769, 358302, 611538, 713461, 1426922, 1936537, 2140383, 3873074, 4280766, 5809611, 11619222, 13555759, 27111518, 40667277, 81334554]

約数ペア:

[(1, 81334554), (2, 40667277), (3, 27111518), (6, 13555759), (7, 11619222), (14, 5809611), (19, 4280766), (21, 3873074), (38, 2140383), (42, 1936537), (57, 1426922), (114, 713461), (133, 611538), (227, 358302), (266, 305769), (399, 203846), (449, 181146), (454, 179151), (681, 119434), (798, 101923), (898, 90573), (1347, 60382), (1362, 59717), (1589, 51186), (2694, 30191), (3143, 25878), (3178, 25593), (4313, 18858), (4767, 17062), (6286, 12939), (8531, 9534), (8626, 9429)]