8840871

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 14982240

約数和(自身を除く): 6141369

約数列:

[1, 3, 9, 13, 19, 39, 41, 57, 97, 117, 123, 171, 247, 291, 369, 533, 741, 779, 873, 1261, 1599, 1843, 2223, 2337, 3783, 3977, 4797, 5529, 7011, 10127, 11349, 11931, 16587, 23959, 30381, 35793, 51701, 71877, 75563, 91143, 155103, 215631, 226689, 465309, 680067, 982319, 2946957, 8840871]

約数ペア:

[(1, 8840871), (3, 2946957), (9, 982319), (13, 680067), (19, 465309), (39, 226689), (41, 215631), (57, 155103), (97, 91143), (117, 75563), (123, 71877), (171, 51701), (247, 35793), (291, 30381), (369, 23959), (533, 16587), (741, 11931), (779, 11349), (873, 10127), (1261, 7011), (1599, 5529), (1843, 4797), (2223, 3977), (2337, 3783)]