202564215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{643061}}^1$

素因数の和:643079

約数の個数: 24

約数和(自身を含む): 401270688

約数和(自身を除く): 198706473

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 643061, 1929183, 3215305, 4501427, 5787549, 9645915, 13504281, 22507135, 28937745, 40512843, 67521405, 202564215]

約数ペア:

[(1, 202564215), (3, 67521405), (5, 40512843), (7, 28937745), (9, 22507135), (15, 13504281), (21, 9645915), (35, 5787549), (45, 4501427), (63, 3215305), (105, 1929183), (315, 643061)]