213256372

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1451}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 443963520

約数和(自身を除く): 230707148

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 181, 203, 362, 406, 724, 812, 1267, 1451, 2534, 2902, 5068, 5249, 5804, 10157, 10498, 20314, 20996, 36743, 40628, 42079, 73486, 84158, 146972, 168316, 262631, 294553, 525262, 589106, 1050524, 1178212, 1838417, 3676834, 7353668, 7616299, 15232598, 30465196, 53314093, 106628186, 213256372]

約数ペア:

[(1, 213256372), (2, 106628186), (4, 53314093), (7, 30465196), (14, 15232598), (28, 7616299), (29, 7353668), (58, 3676834), (116, 1838417), (181, 1178212), (203, 1050524), (362, 589106), (406, 525262), (724, 294553), (812, 262631), (1267, 168316), (1451, 146972), (2534, 84158), (2902, 73486), (5068, 42079), (5249, 40628), (5804, 36743), (10157, 20996), (10498, 20314)]