989851161

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 1546739712

約数和(自身を除く): 556888551

約数列:

[1, 3, 13, 23, 39, 47, 53, 69, 141, 159, 299, 443, 611, 689, 897, 1081, 1219, 1329, 1833, 2067, 2491, 3243, 3657, 5759, 7473, 10189, 14053, 15847, 17277, 20821, 23479, 30567, 32383, 42159, 47541, 57293, 62463, 70437, 97149, 132457, 171879, 270673, 305227, 397371, 478883, 540017, 744809, 812019, 915681, 1103513, 1436649, 1620051, 2234427, 3310539, 6225479, 7020221, 14345669, 18676437, 21060663, 25380799, 43037007, 76142397, 329950387, 989851161]

約数ペア:

[(1, 989851161), (3, 329950387), (13, 76142397), (23, 43037007), (39, 25380799), (47, 21060663), (53, 18676437), (69, 14345669), (141, 7020221), (159, 6225479), (299, 3310539), (443, 2234427), (611, 1620051), (689, 1436649), (897, 1103513), (1081, 915681), (1219, 812019), (1329, 744809), (1833, 540017), (2067, 478883), (2491, 397371), (3243, 305227), (3657, 270673), (5759, 171879), (7473, 132457), (10189, 97149), (14053, 70437), (15847, 62463), (17277, 57293), (20821, 47541), (23479, 42159), (30567, 32383)]