2912779863

素因数分解:

$3^2\times 7^2\times {\mathrm{6604943}}^1$

素因数の和:6604963

約数の個数: 18

約数和(自身を含む): 4894263504

約数和(自身を除く): 1981483641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6604943, 19814829, 46234601, 59444487, 138703803, 323642207, 416111409, 970926621, 2912779863]

約数ペア:

[(1, 2912779863), (3, 970926621), (7, 416111409), (9, 323642207), (21, 138703803), (49, 59444487), (63, 46234601), (147, 19814829), (441, 6604943)]