2017948905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{220903}}^1$

素因数の和:220950

約数の個数: 48

約数和(自身を含む): 4135322880

約数和(自身を除く): 2117373975

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 3045, 9135, 220903, 662709, 1104515, 1546321, 1988127, 3313545, 4638963, 6406187, 7731605, 9940635, 13916889, 19218561, 23194815, 32030935, 44843309, 57655683, 69584445, 96092805, 134529927, 224216545, 288278415, 403589781, 672649635, 2017948905]

約数ペア:

[(1, 2017948905), (3, 672649635), (5, 403589781), (7, 288278415), (9, 224216545), (15, 134529927), (21, 96092805), (29, 69584445), (35, 57655683), (45, 44843309), (63, 32030935), (87, 23194815), (105, 19218561), (145, 13916889), (203, 9940635), (261, 7731605), (315, 6406187), (435, 4638963), (609, 3313545), (1015, 1988127), (1305, 1546321), (1827, 1104515), (3045, 662709), (9135, 220903)]