1778943908

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{8363}}^1$

素因数の和:8552

約数の個数: 48

約数和(自身を含む): 3642153984

約数和(自身を除く): 1863210076

約数列:

[1, 2, 4, 7, 14, 28, 71, 107, 142, 214, 284, 428, 497, 749, 994, 1498, 1988, 2996, 7597, 8363, 15194, 16726, 30388, 33452, 53179, 58541, 106358, 117082, 212716, 234164, 593773, 894841, 1187546, 1789682, 2375092, 3579364, 4156411, 6263887, 8312822, 12527774, 16625644, 25055548, 63533711, 127067422, 254134844, 444735977, 889471954, 1778943908]

約数ペア:

[(1, 1778943908), (2, 889471954), (4, 444735977), (7, 254134844), (14, 127067422), (28, 63533711), (71, 25055548), (107, 16625644), (142, 12527774), (214, 8312822), (284, 6263887), (428, 4156411), (497, 3579364), (749, 2375092), (994, 1789682), (1498, 1187546), (1988, 894841), (2996, 593773), (7597, 234164), (8363, 212716), (15194, 117082), (16726, 106358), (30388, 58541), (33452, 53179)]