154958188

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1753}}^1$

素因数の和:1823

約数の個数: 72

約数和(自身を含む): 352722384

約数和(自身を除く): 197764196

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 77, 82, 98, 154, 164, 196, 287, 308, 451, 539, 574, 902, 1078, 1148, 1753, 1804, 2009, 2156, 3157, 3506, 4018, 6314, 7012, 8036, 12271, 12628, 19283, 22099, 24542, 38566, 44198, 49084, 71873, 77132, 85897, 88396, 134981, 143746, 171794, 269962, 287492, 343588, 503111, 539924, 790603, 944867, 1006222, 1581206, 1889734, 2012444, 3162412, 3521777, 3779468, 5534221, 7043554, 11068442, 14087108, 22136884, 38739547, 77479094, 154958188]

約数ペア:

[(1, 154958188), (2, 77479094), (4, 38739547), (7, 22136884), (11, 14087108), (14, 11068442), (22, 7043554), (28, 5534221), (41, 3779468), (44, 3521777), (49, 3162412), (77, 2012444), (82, 1889734), (98, 1581206), (154, 1006222), (164, 944867), (196, 790603), (287, 539924), (308, 503111), (451, 343588), (539, 287492), (574, 269962), (902, 171794), (1078, 143746), (1148, 134981), (1753, 88396), (1804, 85897), (2009, 77132), (2156, 71873), (3157, 49084), (3506, 44198), (4018, 38566), (6314, 24542), (7012, 22099), (8036, 19283), (12271, 12628)]