55680849

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 97668480

約数和(自身を除く): 41987631

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 181, 257, 399, 543, 771, 1197, 1267, 1629, 1799, 2313, 3439, 3801, 4883, 5397, 10317, 11403, 14649, 16191, 24073, 30951, 34181, 43947, 46517, 72219, 102543, 139551, 216657, 307629, 325619, 418653, 883823, 976857, 2651469, 2930571, 6186761, 7954407, 18560283, 55680849]

約数ペア:

[(1, 55680849), (3, 18560283), (7, 7954407), (9, 6186761), (19, 2930571), (21, 2651469), (57, 976857), (63, 883823), (133, 418653), (171, 325619), (181, 307629), (257, 216657), (399, 139551), (543, 102543), (771, 72219), (1197, 46517), (1267, 43947), (1629, 34181), (1799, 30951), (2313, 24073), (3439, 16191), (3801, 14649), (4883, 11403), (5397, 10317)]