65718018

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 146779776

約数和(自身を除く): 81061758

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 197, 258, 387, 394, 431, 591, 774, 862, 1182, 1293, 1773, 2586, 3546, 3879, 7758, 8471, 16942, 18533, 25413, 37066, 50826, 55599, 76239, 84907, 111198, 152478, 166797, 169814, 254721, 333594, 509442, 764163, 1528326, 3651001, 7302002, 10953003, 21906006, 32859009, 65718018]

約数ペア:

[(1, 65718018), (2, 32859009), (3, 21906006), (6, 10953003), (9, 7302002), (18, 3651001), (43, 1528326), (86, 764163), (129, 509442), (197, 333594), (258, 254721), (387, 169814), (394, 166797), (431, 152478), (591, 111198), (774, 84907), (862, 76239), (1182, 55599), (1293, 50826), (1773, 37066), (2586, 25413), (3546, 18533), (3879, 16942), (7758, 8471)]