664401897

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^2\times {\mathrm{199}}^1$

素因数の和:482

約数の個数: 36

約数和(自身を含む): 1014436800

約数和(自身を除く): 350034903

約数列:

[1, 3, 9, 23, 69, 127, 199, 207, 381, 597, 1143, 1791, 2921, 4577, 8763, 13731, 16129, 25273, 26289, 41193, 48387, 75819, 145161, 227457, 370967, 581279, 1112901, 1743837, 3209671, 3338703, 5231511, 9629013, 28887039, 73822433, 221467299, 664401897]

約数ペア:

[(1, 664401897), (3, 221467299), (9, 73822433), (23, 28887039), (69, 9629013), (127, 5231511), (199, 3338703), (207, 3209671), (381, 1743837), (597, 1112901), (1143, 581279), (1791, 370967), (2921, 227457), (4577, 145161), (8763, 75819), (13731, 48387), (16129, 41193), (25273, 26289)]