989331273

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{275503}}^1$

素因数の和:275538

約数の個数: 32

約数和(自身を含む): 1763225600

約数和(自身を除く): 773894327

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 275503, 826509, 1928521, 2479527, 5234557, 5785563, 7438581, 15703671, 17356689, 36641899, 47111013, 52070067, 109925697, 141333039, 329777091, 989331273]

約数ペア:

[(1, 989331273), (3, 329777091), (7, 141333039), (9, 109925697), (19, 52070067), (21, 47111013), (27, 36641899), (57, 17356689), (63, 15703671), (133, 7438581), (171, 5785563), (189, 5234557), (399, 2479527), (513, 1928521), (1197, 826509), (3591, 275503)]