56518581

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{331}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 88731648

約数和(自身を除く): 32213067

約数列:

[1, 3, 7, 21, 47, 141, 173, 329, 331, 519, 987, 993, 1211, 2317, 3633, 6951, 8131, 15557, 24393, 46671, 56917, 57263, 108899, 170751, 171789, 326697, 400841, 1202523, 2691361, 8074083, 18839527, 56518581]

約数ペア:

[(1, 56518581), (3, 18839527), (7, 8074083), (21, 2691361), (47, 1202523), (141, 400841), (173, 326697), (329, 171789), (331, 170751), (519, 108899), (987, 57263), (993, 56917), (1211, 46671), (2317, 24393), (3633, 15557), (6951, 8131)]