9779990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1327}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 19505664

約数和(自身を除く): 9725674

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1327, 1474, 2654, 3685, 6635, 7370, 13270, 14597, 29194, 72985, 88909, 145970, 177818, 444545, 889090, 977999, 1955998, 4889995, 9779990]

約数ペア:

[(1, 9779990), (2, 4889995), (5, 1955998), (10, 977999), (11, 889090), (22, 444545), (55, 177818), (67, 145970), (110, 88909), (134, 72985), (335, 29194), (670, 14597), (737, 13270), (1327, 7370), (1474, 6635), (2654, 3685)]