1656642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 3632832

約数和(自身を除く): 1976190

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 317, 402, 634, 871, 951, 1742, 1902, 2613, 4121, 5226, 8242, 12363, 21239, 24726, 42478, 63717, 127434, 276107, 552214, 828321, 1656642]

約数ペア:

[(1, 1656642), (2, 828321), (3, 552214), (6, 276107), (13, 127434), (26, 63717), (39, 42478), (67, 24726), (78, 21239), (134, 12363), (201, 8242), (317, 5226), (402, 4121), (634, 2613), (871, 1902), (951, 1742)]