1221036212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{311807}}^1$

素因数の和:311911

約数の個数: 24

約数和(自身を含む): 2357268480

約数和(自身を除く): 1136232268

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 311807, 623614, 1247228, 3429877, 6859754, 13719508, 27750823, 55501646, 111003292, 305259053, 610518106, 1221036212]

約数ペア:

[(1, 1221036212), (2, 610518106), (4, 305259053), (11, 111003292), (22, 55501646), (44, 27750823), (89, 13719508), (178, 6859754), (356, 3429877), (979, 1247228), (1958, 623614), (3916, 311807)]