2870972

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 36

約数和(自身を含む): 5656896

約数和(自身を除く): 2785924

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 137, 169, 274, 338, 403, 548, 676, 806, 1612, 1781, 3562, 4247, 5239, 7124, 8494, 10478, 16988, 20956, 23153, 46306, 55211, 92612, 110422, 220844, 717743, 1435486, 2870972]

約数ペア:

[(1, 2870972), (2, 1435486), (4, 717743), (13, 220844), (26, 110422), (31, 92612), (52, 55211), (62, 46306), (124, 23153), (137, 20956), (169, 16988), (274, 10478), (338, 8494), (403, 7124), (548, 5239), (676, 4247), (806, 3562), (1612, 1781)]