210548247

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6481}}^1$

素因数の和:6528

約数の個数: 48

約数和(自身を含む): 372429792

約数和(自身を除く): 161881545

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 357, 637, 663, 833, 1547, 1911, 2499, 4641, 6481, 10829, 19443, 32487, 45367, 84253, 110177, 136101, 252759, 317569, 330531, 589771, 771239, 952707, 1432301, 1769313, 2313717, 4128397, 4296903, 5398673, 10026107, 12385191, 16196019, 30078321, 70182749, 210548247]

約数ペア:

[(1, 210548247), (3, 70182749), (7, 30078321), (13, 16196019), (17, 12385191), (21, 10026107), (39, 5398673), (49, 4296903), (51, 4128397), (91, 2313717), (119, 1769313), (147, 1432301), (221, 952707), (273, 771239), (357, 589771), (637, 330531), (663, 317569), (833, 252759), (1547, 136101), (1911, 110177), (2499, 84253), (4641, 45367), (6481, 32487), (10829, 19443)]