899190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 2384928

約数和(自身を除く): 1485738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 97, 103, 194, 206, 291, 309, 485, 515, 582, 618, 873, 927, 970, 1030, 1455, 1545, 1746, 1854, 2910, 3090, 4365, 4635, 8730, 9270, 9991, 19982, 29973, 49955, 59946, 89919, 99910, 149865, 179838, 299730, 449595, 899190]

約数ペア:

[(1, 899190), (2, 449595), (3, 299730), (5, 179838), (6, 149865), (9, 99910), (10, 89919), (15, 59946), (18, 49955), (30, 29973), (45, 19982), (90, 9991), (97, 9270), (103, 8730), (194, 4635), (206, 4365), (291, 3090), (309, 2910), (485, 1854), (515, 1746), (582, 1545), (618, 1455), (873, 1030), (927, 970)]