1390724566

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1867}}^1$

素因数の和:2585

約数の個数: 48

約数和(自身を含む): 2652530112

約数和(自身を除く): 1261805546

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 691, 1078, 1382, 1867, 3734, 4837, 7601, 9674, 13069, 15202, 20537, 26138, 33859, 41074, 53207, 67718, 91483, 106414, 143759, 182966, 287518, 372449, 744898, 1006313, 1290097, 2012626, 2580194, 9030679, 14191067, 18061358, 28382134, 63214753, 99337469, 126429506, 198674938, 695362283, 1390724566]

約数ペア:

[(1, 1390724566), (2, 695362283), (7, 198674938), (11, 126429506), (14, 99337469), (22, 63214753), (49, 28382134), (77, 18061358), (98, 14191067), (154, 9030679), (539, 2580194), (691, 2012626), (1078, 1290097), (1382, 1006313), (1867, 744898), (3734, 372449), (4837, 287518), (7601, 182966), (9674, 143759), (13069, 106414), (15202, 91483), (20537, 67718), (26138, 53207), (33859, 41074)]