405296775

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{138563}}^1$

素因数の和:138592

約数の個数: 36

約数和(自身を含む): 781778088

約数和(自身を除く): 376481313

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 138563, 415689, 692815, 1247067, 1801319, 2078445, 3464075, 5403957, 6235335, 9006595, 10392225, 16211871, 27019785, 31176675, 45032975, 81059355, 135098925, 405296775]

約数ペア:

[(1, 405296775), (3, 135098925), (5, 81059355), (9, 45032975), (13, 31176675), (15, 27019785), (25, 16211871), (39, 10392225), (45, 9006595), (65, 6235335), (75, 5403957), (117, 3464075), (195, 2078445), (225, 1801319), (325, 1247067), (585, 692815), (975, 415689), (2925, 138563)]