681651424

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{210907}}^1$

素因数の和:211018

約数の個数: 24

約数和(自身を含む): 1355294808

約数和(自身を除く): 673643384

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 404, 808, 1616, 3232, 210907, 421814, 843628, 1687256, 3374512, 6749024, 21301607, 42603214, 85206428, 170412856, 340825712, 681651424]

約数ペア:

[(1, 681651424), (2, 340825712), (4, 170412856), (8, 85206428), (16, 42603214), (32, 21301607), (101, 6749024), (202, 3374512), (404, 1687256), (808, 843628), (1616, 421814), (3232, 210907)]