20100781617

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{233}}^1\times {\mathrm{4621}}^1$

素因数の和:4998

約数の個数: 48

約数和(自身を含む): 31563896832

約数和(自身を除く): 11463115215

約数列:

[1, 3, 7, 21, 49, 127, 147, 233, 381, 699, 889, 1631, 2667, 4621, 4893, 6223, 11417, 13863, 18669, 29591, 32347, 34251, 88773, 97041, 207137, 226429, 586867, 621411, 679287, 1076693, 1449959, 1760601, 3230079, 4108069, 4349877, 7536851, 12324207, 22610553, 28756483, 52757957, 86269449, 136740011, 158273871, 410220033, 957180077, 2871540231, 6700260539, 20100781617]

約数ペア:

[(1, 20100781617), (3, 6700260539), (7, 2871540231), (21, 957180077), (49, 410220033), (127, 158273871), (147, 136740011), (233, 86269449), (381, 52757957), (699, 28756483), (889, 22610553), (1631, 12324207), (2667, 7536851), (4621, 4349877), (4893, 4108069), (6223, 3230079), (11417, 1760601), (13863, 1449959), (18669, 1076693), (29591, 679287), (32347, 621411), (34251, 586867), (88773, 226429), (97041, 207137)]