1997453007

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{21487}}^1$

素因数の和:21820

約数の個数: 32

約数和(自身を含む): 3238671360

約数和(自身を除く): 1241218353

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 313, 939, 2817, 3443, 8451, 10329, 21487, 30987, 64461, 92961, 193383, 236357, 580149, 709071, 2127213, 6381639, 6725431, 20176293, 60528879, 73979741, 181586637, 221939223, 665817669, 1997453007]

約数ペア:

[(1, 1997453007), (3, 665817669), (9, 221939223), (11, 181586637), (27, 73979741), (33, 60528879), (99, 20176293), (297, 6725431), (313, 6381639), (939, 2127213), (2817, 709071), (3443, 580149), (8451, 236357), (10329, 193383), (21487, 92961), (30987, 64461)]