131788638

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1021}}^1$

素因数の和:1201

約数の個数: 48

約数和(自身を含む): 292717152

約数和(自身を除く): 160928514

約数列:

[1, 2, 3, 6, 9, 18, 71, 101, 142, 202, 213, 303, 426, 606, 639, 909, 1021, 1278, 1818, 2042, 3063, 6126, 7171, 9189, 14342, 18378, 21513, 43026, 64539, 72491, 103121, 129078, 144982, 206242, 217473, 309363, 434946, 618726, 652419, 928089, 1304838, 1856178, 7321591, 14643182, 21964773, 43929546, 65894319, 131788638]

約数ペア:

[(1, 131788638), (2, 65894319), (3, 43929546), (6, 21964773), (9, 14643182), (18, 7321591), (71, 1856178), (101, 1304838), (142, 928089), (202, 652419), (213, 618726), (303, 434946), (426, 309363), (606, 217473), (639, 206242), (909, 144982), (1021, 129078), (1278, 103121), (1818, 72491), (2042, 64539), (3063, 43026), (6126, 21513), (7171, 18378), (9189, 14342)]