209872075

素因数分解:

$5^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{10613}}^1$

素因数の和:10743

約数の個数: 24

約数和(自身を含む): 300079008

約数和(自身を除く): 90206933

約数列:

[1, 5, 7, 25, 35, 113, 175, 565, 791, 2825, 3955, 10613, 19775, 53065, 74291, 265325, 371455, 1199269, 1857275, 5996345, 8394883, 29981725, 41974415, 209872075]

約数ペア:

[(1, 209872075), (5, 41974415), (7, 29981725), (25, 8394883), (35, 5996345), (113, 1857275), (175, 1199269), (565, 371455), (791, 265325), (2825, 74291), (3955, 53065), (10613, 19775)]