30991621444

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{368089}}^1$

素因数の和:368228

約数の個数: 48

約数和(自身を含む): 64642493440

約数和(自身を除く): 33650871996

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 97, 124, 194, 217, 388, 434, 679, 868, 1358, 2716, 3007, 6014, 12028, 21049, 42098, 84196, 368089, 736178, 1472356, 2576623, 5153246, 10306492, 11410759, 22821518, 35704633, 45643036, 71409266, 79875313, 142818532, 159750626, 249932431, 319501252, 499864862, 999729724, 1106843623, 2213687246, 4427374492, 7747905361, 15495810722, 30991621444]

約数ペア:

[(1, 30991621444), (2, 15495810722), (4, 7747905361), (7, 4427374492), (14, 2213687246), (28, 1106843623), (31, 999729724), (62, 499864862), (97, 319501252), (124, 249932431), (194, 159750626), (217, 142818532), (388, 79875313), (434, 71409266), (679, 45643036), (868, 35704633), (1358, 22821518), (2716, 11410759), (3007, 10306492), (6014, 5153246), (12028, 2576623), (21049, 1472356), (42098, 736178), (84196, 368089)]