247988403

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{3469}}^1$

素因数の和:3548

約数の個数: 36

約数和(自身を含む): 396246240

約数和(自身を除く): 148257837

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 169, 423, 507, 611, 1521, 1833, 3469, 5499, 7943, 10407, 23829, 31221, 45097, 71487, 135291, 163043, 405873, 489129, 586261, 1467387, 1758783, 2119559, 5276349, 6358677, 19076031, 27554267, 82662801, 247988403]

約数ペア:

[(1, 247988403), (3, 82662801), (9, 27554267), (13, 19076031), (39, 6358677), (47, 5276349), (117, 2119559), (141, 1758783), (169, 1467387), (423, 586261), (507, 489129), (611, 405873), (1521, 163043), (1833, 135291), (3469, 71487), (5499, 45097), (7943, 31221), (10407, 23829)]