919996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 2096640

約数和(自身を除く): 1176644

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 103, 116, 154, 203, 206, 308, 319, 406, 412, 638, 721, 812, 1133, 1276, 1442, 2233, 2266, 2884, 2987, 4466, 4532, 5974, 7931, 8932, 11948, 15862, 20909, 31724, 32857, 41818, 65714, 83636, 131428, 229999, 459998, 919996]

約数ペア:

[(1, 919996), (2, 459998), (4, 229999), (7, 131428), (11, 83636), (14, 65714), (22, 41818), (28, 32857), (29, 31724), (44, 20909), (58, 15862), (77, 11948), (103, 8932), (116, 7931), (154, 5974), (203, 4532), (206, 4466), (308, 2987), (319, 2884), (406, 2266), (412, 2233), (638, 1442), (721, 1276), (812, 1133)]