971815838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1759}}^1$

素因数の和:1885

約数の個数: 64

約数和(自身を含む): 1838284800

約数和(自身を除く): 866468962

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 67, 133, 134, 217, 266, 434, 469, 589, 938, 1178, 1273, 1759, 2077, 2546, 3518, 4123, 4154, 8246, 8911, 12313, 14539, 17822, 24626, 29078, 33421, 39463, 54529, 66842, 78926, 109058, 117853, 233947, 235706, 276241, 381703, 467894, 552482, 763406, 824971, 1036051, 1649942, 2072102, 2239207, 3653443, 4478414, 7252357, 7306886, 14504714, 15674449, 25574101, 31348898, 51148202, 69415417, 138830834, 485907919, 971815838]

約数ペア:

[(1, 971815838), (2, 485907919), (7, 138830834), (14, 69415417), (19, 51148202), (31, 31348898), (38, 25574101), (62, 15674449), (67, 14504714), (133, 7306886), (134, 7252357), (217, 4478414), (266, 3653443), (434, 2239207), (469, 2072102), (589, 1649942), (938, 1036051), (1178, 824971), (1273, 763406), (1759, 552482), (2077, 467894), (2546, 381703), (3518, 276241), (4123, 235706), (4154, 233947), (8246, 117853), (8911, 109058), (12313, 78926), (14539, 66842), (17822, 54529), (24626, 39463), (29078, 33421)]