645996945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{38011}}^1$

素因数の和:38133

約数の個数: 32

約数和(自身を含む): 1138535424

約数和(自身を除く): 492538479

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 165, 309, 515, 1133, 1545, 3399, 5665, 16995, 38011, 114033, 190055, 418121, 570165, 1254363, 2090605, 3915133, 6271815, 11745399, 19575665, 43066463, 58726995, 129199389, 215332315, 645996945]

約数ペア:

[(1, 645996945), (3, 215332315), (5, 129199389), (11, 58726995), (15, 43066463), (33, 19575665), (55, 11745399), (103, 6271815), (165, 3915133), (309, 2090605), (515, 1254363), (1133, 570165), (1545, 418121), (3399, 190055), (5665, 114033), (16995, 38011)]