211116105

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{14347}}^1$

素因数の和:14470

約数の個数: 32

約数和(自身を含む): 378787200

約数和(自身を除く): 167671095

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1635, 2943, 4905, 14347, 14715, 43041, 71735, 129123, 215205, 387369, 645615, 1563823, 1936845, 4691469, 7819115, 14074407, 23457345, 42223221, 70372035, 211116105]

約数ペア:

[(1, 211116105), (3, 70372035), (5, 42223221), (9, 23457345), (15, 14074407), (27, 7819115), (45, 4691469), (109, 1936845), (135, 1563823), (327, 645615), (545, 387369), (981, 215205), (1635, 129123), (2943, 71735), (4905, 43041), (14347, 14715)]