1949061142

素因数分解:

$2^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 3542630400

約数和(自身を除く): 1593569258

約数列:

[1, 2, 7, 14, 47, 49, 61, 94, 98, 122, 329, 343, 427, 658, 686, 854, 991, 1982, 2303, 2867, 2989, 4606, 5734, 5978, 6937, 13874, 16121, 20069, 20923, 32242, 40138, 41846, 46577, 48559, 60451, 93154, 97118, 120902, 140483, 280966, 326039, 339913, 423157, 652078, 679826, 846314, 983381, 1966762, 2282273, 2841197, 2962099, 4564546, 5682394, 5924198, 15975911, 19888379, 20734693, 31951822, 39776758, 41469386, 139218653, 278437306, 974530571, 1949061142]

約数ペア:

[(1, 1949061142), (2, 974530571), (7, 278437306), (14, 139218653), (47, 41469386), (49, 39776758), (61, 31951822), (94, 20734693), (98, 19888379), (122, 15975911), (329, 5924198), (343, 5682394), (427, 4564546), (658, 2962099), (686, 2841197), (854, 2282273), (991, 1966762), (1982, 983381), (2303, 846314), (2867, 679826), (2989, 652078), (4606, 423157), (5734, 339913), (5978, 326039), (6937, 280966), (13874, 140483), (16121, 120902), (20069, 97118), (20923, 93154), (32242, 60451), (40138, 48559), (41846, 46577)]