1285172042

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{503}}^1$

素因数の和:923

約数の個数: 64

約数和(自身を含む): 2466422784

約数和(自身を除く): 1181250742

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 154, 329, 353, 503, 517, 658, 706, 1006, 1034, 2471, 3521, 3619, 3883, 4942, 5533, 7042, 7238, 7766, 11066, 16591, 23641, 27181, 33182, 38731, 47282, 54362, 77462, 116137, 165487, 177559, 182501, 232274, 260051, 330974, 355118, 365002, 520102, 1242913, 1277507, 1820357, 1953149, 2485826, 2555014, 3640714, 3906298, 8345273, 13672043, 16690546, 27344086, 58416911, 91798003, 116833822, 183596006, 642586021, 1285172042]

約数ペア:

[(1, 1285172042), (2, 642586021), (7, 183596006), (11, 116833822), (14, 91798003), (22, 58416911), (47, 27344086), (77, 16690546), (94, 13672043), (154, 8345273), (329, 3906298), (353, 3640714), (503, 2555014), (517, 2485826), (658, 1953149), (706, 1820357), (1006, 1277507), (1034, 1242913), (2471, 520102), (3521, 365002), (3619, 355118), (3883, 330974), (4942, 260051), (5533, 232274), (7042, 182501), (7238, 177559), (7766, 165487), (11066, 116137), (16591, 77462), (23641, 54362), (27181, 47282), (33182, 38731)]