1897585221

素因数分解:

$3^1\times 7^2\times {\mathrm{2207}}^1\times {\mathrm{5849}}^1$

素因数の和:8073

約数の個数: 24

約数和(自身を含む): 2945030400

約数和(自身を除く): 1047445179

約数列:

[1, 3, 7, 21, 49, 147, 2207, 5849, 6621, 15449, 17547, 40943, 46347, 108143, 122829, 286601, 324429, 859803, 12908743, 38726229, 90361201, 271083603, 632528407, 1897585221]

約数ペア:

[(1, 1897585221), (3, 632528407), (7, 271083603), (21, 90361201), (49, 38726229), (147, 12908743), (2207, 859803), (5849, 324429), (6621, 286601), (15449, 122829), (17547, 108143), (40943, 46347)]