127870435

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1669}}^1$

素因数の和:1891

約数の個数: 32

約数和(自身を含む): 192384000

約数和(自身を除く): 64513565

約数列:

[1, 5, 7, 11, 35, 55, 77, 199, 385, 995, 1393, 1669, 2189, 6965, 8345, 10945, 11683, 15323, 18359, 58415, 76615, 91795, 128513, 332131, 642565, 1660655, 2324917, 3653441, 11624585, 18267205, 25574087, 127870435]

約数ペア:

[(1, 127870435), (5, 25574087), (7, 18267205), (11, 11624585), (35, 3653441), (55, 2324917), (77, 1660655), (199, 642565), (385, 332131), (995, 128513), (1393, 91795), (1669, 76615), (2189, 58415), (6965, 18359), (8345, 15323), (10945, 11683)]