31321108

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{6619}}^1$

素因数の和:6656

約数の個数: 36

約数和(自身を含む): 67841760

約数和(自身を除く): 36520652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 6619, 13238, 26476, 46333, 86047, 92666, 172094, 185332, 344188, 602329, 1118611, 1204658, 2237222, 2409316, 4474444, 7830277, 15660554, 31321108]

約数ペア:

[(1, 31321108), (2, 15660554), (4, 7830277), (7, 4474444), (13, 2409316), (14, 2237222), (26, 1204658), (28, 1118611), (52, 602329), (91, 344188), (169, 185332), (182, 172094), (338, 92666), (364, 86047), (676, 46333), (1183, 26476), (2366, 13238), (4732, 6619)]