211431324

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1355329}}^1$

素因数の和:1355349

約数の個数: 24

約数和(自身を含む): 531289360

約数和(自身を除く): 319858036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1355329, 2710658, 4065987, 5421316, 8131974, 16263948, 17619277, 35238554, 52857831, 70477108, 105715662, 211431324]

約数ペア:

[(1, 211431324), (2, 105715662), (3, 70477108), (4, 52857831), (6, 35238554), (12, 17619277), (13, 16263948), (26, 8131974), (39, 5421316), (52, 4065987), (78, 2710658), (156, 1355329)]