393917678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{1831}}^1$

素因数の和:1989

約数の個数: 48

約数和(自身を含む): 748511232

約数和(自身を除く): 354593554

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 127, 154, 242, 254, 847, 889, 1397, 1694, 1778, 1831, 2794, 3662, 9779, 12817, 15367, 19558, 20141, 25634, 30734, 40282, 107569, 140987, 215138, 221551, 232537, 281974, 443102, 465074, 1550857, 1627759, 2557907, 3101714, 3255518, 5115814, 17905349, 28136977, 35810698, 56273954, 196958839, 393917678]

約数ペア:

[(1, 393917678), (2, 196958839), (7, 56273954), (11, 35810698), (14, 28136977), (22, 17905349), (77, 5115814), (121, 3255518), (127, 3101714), (154, 2557907), (242, 1627759), (254, 1550857), (847, 465074), (889, 443102), (1397, 281974), (1694, 232537), (1778, 221551), (1831, 215138), (2794, 140987), (3662, 107569), (9779, 40282), (12817, 30734), (15367, 25634), (19558, 20141)]