204219645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{821}}^1$

素因数の和:962

約数の個数: 64

約数和(自身を含む): 393928704

約数和(自身を除く): 189709059

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 103, 105, 115, 161, 309, 345, 483, 515, 721, 805, 821, 1545, 2163, 2369, 2415, 2463, 3605, 4105, 5747, 7107, 10815, 11845, 12315, 16583, 17241, 18883, 28735, 35535, 49749, 56649, 82915, 84563, 86205, 94415, 132181, 248745, 253689, 283245, 396543, 422815, 591941, 660905, 1268445, 1775823, 1944949, 1982715, 2959705, 5834847, 8879115, 9724745, 13614643, 29174235, 40843929, 68073215, 204219645]

約数ペア:

[(1, 204219645), (3, 68073215), (5, 40843929), (7, 29174235), (15, 13614643), (21, 9724745), (23, 8879115), (35, 5834847), (69, 2959705), (103, 1982715), (105, 1944949), (115, 1775823), (161, 1268445), (309, 660905), (345, 591941), (483, 422815), (515, 396543), (721, 283245), (805, 253689), (821, 248745), (1545, 132181), (2163, 94415), (2369, 86205), (2415, 84563), (2463, 82915), (3605, 56649), (4105, 49749), (5747, 35535), (7107, 28735), (10815, 18883), (11845, 17241), (12315, 16583)]