197020725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1823}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 358262784

約数和(自身を除く): 161242059

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 131, 165, 275, 393, 655, 825, 1441, 1823, 1965, 3275, 4323, 5469, 7205, 9115, 9825, 20053, 21615, 27345, 36025, 45575, 60159, 100265, 108075, 136725, 238813, 300795, 501325, 716439, 1194065, 1503975, 2626943, 3582195, 5970325, 7880829, 13134715, 17910975, 39404145, 65673575, 197020725]

約数ペア:

[(1, 197020725), (3, 65673575), (5, 39404145), (11, 17910975), (15, 13134715), (25, 7880829), (33, 5970325), (55, 3582195), (75, 2626943), (131, 1503975), (165, 1194065), (275, 716439), (393, 501325), (655, 300795), (825, 238813), (1441, 136725), (1823, 108075), (1965, 100265), (3275, 60159), (4323, 45575), (5469, 36025), (7205, 27345), (9115, 21615), (9825, 20053)]