203973273

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1471}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 352714752

約数和(自身を除く): 148741479

約数列:

[1, 3, 7, 9, 21, 31, 63, 71, 93, 213, 217, 279, 497, 639, 651, 1471, 1491, 1953, 2201, 4413, 4473, 6603, 10297, 13239, 15407, 19809, 30891, 45601, 46221, 92673, 104441, 136803, 138663, 313323, 319207, 410409, 731087, 939969, 957621, 2193261, 2872863, 3237671, 6579783, 9713013, 22663697, 29139039, 67991091, 203973273]

約数ペア:

[(1, 203973273), (3, 67991091), (7, 29139039), (9, 22663697), (21, 9713013), (31, 6579783), (63, 3237671), (71, 2872863), (93, 2193261), (213, 957621), (217, 939969), (279, 731087), (497, 410409), (639, 319207), (651, 313323), (1471, 138663), (1491, 136803), (1953, 104441), (2201, 92673), (4413, 46221), (4473, 45601), (6603, 30891), (10297, 19809), (13239, 15407)]