1780494674

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{13099}}^1$

素因数の和:13207

約数の個数: 48

約数和(自身を含む): 3315348000

約数和(自身を除く): 1534853326

約数列:

[1, 2, 7, 14, 19, 38, 49, 73, 98, 133, 146, 266, 511, 931, 1022, 1387, 1862, 2774, 3577, 7154, 9709, 13099, 19418, 26198, 67963, 91693, 135926, 183386, 248881, 497762, 641851, 956227, 1283702, 1742167, 1912454, 3484334, 6693589, 12195169, 13387178, 18168313, 24390338, 36336626, 46855123, 93710246, 127178191, 254356382, 890247337, 1780494674]

約数ペア:

[(1, 1780494674), (2, 890247337), (7, 254356382), (14, 127178191), (19, 93710246), (38, 46855123), (49, 36336626), (73, 24390338), (98, 18168313), (133, 13387178), (146, 12195169), (266, 6693589), (511, 3484334), (931, 1912454), (1022, 1742167), (1387, 1283702), (1862, 956227), (2774, 641851), (3577, 497762), (7154, 248881), (9709, 183386), (13099, 135926), (19418, 91693), (26198, 67963)]