81179514

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2$

素因数の和:121

約数の個数: 108

約数和(自身を含む): 206569818

約数和(自身を除く): 125390304

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 117, 171, 186, 234, 247, 279, 342, 361, 403, 494, 558, 589, 722, 741, 806, 961, 1083, 1178, 1209, 1482, 1767, 1922, 2166, 2223, 2418, 2883, 3249, 3534, 3627, 4446, 4693, 5301, 5766, 6498, 7254, 7657, 8649, 9386, 10602, 11191, 12493, 14079, 15314, 17298, 18259, 22382, 22971, 24986, 28158, 33573, 36518, 37479, 42237, 45942, 54777, 67146, 68913, 74958, 84474, 100719, 109554, 112437, 137826, 145483, 164331, 201438, 224874, 237367, 290966, 328662, 346921, 436449, 474734, 693842, 712101, 872898, 1040763, 1309347, 1424202, 2081526, 2136303, 2618694, 3122289, 4272606, 4509973, 6244578, 9019946, 13529919, 27059838, 40589757, 81179514]

約数ペア:

[(1, 81179514), (2, 40589757), (3, 27059838), (6, 13529919), (9, 9019946), (13, 6244578), (18, 4509973), (19, 4272606), (26, 3122289), (31, 2618694), (38, 2136303), (39, 2081526), (57, 1424202), (62, 1309347), (78, 1040763), (93, 872898), (114, 712101), (117, 693842), (171, 474734), (186, 436449), (234, 346921), (247, 328662), (279, 290966), (342, 237367), (361, 224874), (403, 201438), (494, 164331), (558, 145483), (589, 137826), (722, 112437), (741, 109554), (806, 100719), (961, 84474), (1083, 74958), (1178, 68913), (1209, 67146), (1482, 54777), (1767, 45942), (1922, 42237), (2166, 37479), (2223, 36518), (2418, 33573), (2883, 28158), (3249, 24986), (3534, 22971), (3627, 22382), (4446, 18259), (4693, 17298), (5301, 15314), (5766, 14079), (6498, 12493), (7254, 11191), (7657, 10602), (8649, 9386)]