2165795964

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{3187}}^1$

素因数の和:3679

約数の個数: 72

約数和(自身を含む): 5616490880

約数和(自身を除く): 3450694916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 439, 516, 774, 878, 1317, 1548, 1756, 2634, 3187, 3951, 5268, 6374, 7902, 9561, 12748, 15804, 18877, 19122, 28683, 37754, 38244, 56631, 57366, 75508, 113262, 114732, 137041, 169893, 226524, 274082, 339786, 411123, 548164, 679572, 822246, 1233369, 1399093, 1644492, 2466738, 2798186, 4197279, 4933476, 5596372, 8394558, 12591837, 16789116, 25183674, 50367348, 60160999, 120321998, 180482997, 240643996, 360965994, 541448991, 721931988, 1082897982, 2165795964]

約数ペア:

[(1, 2165795964), (2, 1082897982), (3, 721931988), (4, 541448991), (6, 360965994), (9, 240643996), (12, 180482997), (18, 120321998), (36, 60160999), (43, 50367348), (86, 25183674), (129, 16789116), (172, 12591837), (258, 8394558), (387, 5596372), (439, 4933476), (516, 4197279), (774, 2798186), (878, 2466738), (1317, 1644492), (1548, 1399093), (1756, 1233369), (2634, 822246), (3187, 679572), (3951, 548164), (5268, 411123), (6374, 339786), (7902, 274082), (9561, 226524), (12748, 169893), (15804, 137041), (18877, 114732), (19122, 113262), (28683, 75508), (37754, 57366), (38244, 56631)]