284916255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1583}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 500898816

約数和(自身を除く): 215982561

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 169, 195, 213, 355, 507, 845, 923, 1065, 1583, 2535, 2769, 4615, 4749, 7915, 11999, 13845, 20579, 23745, 35997, 59995, 61737, 102895, 112393, 179985, 267527, 308685, 337179, 561965, 802581, 1337635, 1461109, 1685895, 4012905, 4383327, 7305545, 18994417, 21916635, 56983251, 94972085, 284916255]

約数ペア:

[(1, 284916255), (3, 94972085), (5, 56983251), (13, 21916635), (15, 18994417), (39, 7305545), (65, 4383327), (71, 4012905), (169, 1685895), (195, 1461109), (213, 1337635), (355, 802581), (507, 561965), (845, 337179), (923, 308685), (1065, 267527), (1583, 179985), (2535, 112393), (2769, 102895), (4615, 61737), (4749, 59995), (7915, 35997), (11999, 23745), (13845, 20579)]