1905435

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 3953664

約数和(自身を除く): 2048229

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 263, 315, 345, 483, 789, 805, 1035, 1315, 1449, 1841, 2367, 2415, 3945, 5523, 6049, 7245, 9205, 11835, 16569, 18147, 27615, 30245, 42343, 54441, 82845, 90735, 127029, 211715, 272205, 381087, 635145, 1905435]

約数ペア:

[(1, 1905435), (3, 635145), (5, 381087), (7, 272205), (9, 211715), (15, 127029), (21, 90735), (23, 82845), (35, 54441), (45, 42343), (63, 30245), (69, 27615), (105, 18147), (115, 16569), (161, 11835), (207, 9205), (263, 7245), (315, 6049), (345, 5523), (483, 3945), (789, 2415), (805, 2367), (1035, 1841), (1315, 1449)]