1638580083

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{331}}^1\times {\mathrm{653}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 2647224576

約数和(自身を除く): 1008644493

約数列:

[1, 3, 7, 19, 21, 57, 133, 331, 361, 399, 653, 993, 1083, 1959, 2317, 2527, 4571, 6289, 6951, 7581, 12407, 13713, 18867, 37221, 44023, 86849, 119491, 132069, 216143, 235733, 260547, 358473, 648429, 707199, 836437, 1513001, 1650131, 2509311, 4106717, 4539003, 4950393, 12320151, 28747019, 78027623, 86241057, 234082869, 546193361, 1638580083]

約数ペア:

[(1, 1638580083), (3, 546193361), (7, 234082869), (19, 86241057), (21, 78027623), (57, 28747019), (133, 12320151), (331, 4950393), (361, 4539003), (399, 4106717), (653, 2509311), (993, 1650131), (1083, 1513001), (1959, 836437), (2317, 707199), (2527, 648429), (4571, 358473), (6289, 260547), (6951, 235733), (7581, 216143), (12407, 132069), (13713, 119491), (18867, 86849), (37221, 44023)]