204887963

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 254400000

約数和(自身を除く): 49512037

約数列:

[1, 7, 19, 49, 133, 149, 211, 343, 931, 1043, 1477, 2831, 4009, 6517, 7301, 10339, 19817, 28063, 31439, 51107, 72373, 138719, 196441, 220073, 597341, 971033, 1375087, 1540511, 4181387, 10783577, 29269709, 204887963]

約数ペア:

[(1, 204887963), (7, 29269709), (19, 10783577), (49, 4181387), (133, 1540511), (149, 1375087), (211, 971033), (343, 597341), (931, 220073), (1043, 196441), (1477, 138719), (2831, 72373), (4009, 51107), (6517, 31439), (7301, 28063), (10339, 19817)]