28375246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 46513440

約数和(自身を除く): 18138194

約数列:

[1, 2, 19, 38, 53, 73, 106, 146, 193, 386, 1007, 1387, 2014, 2774, 3667, 3869, 7334, 7738, 10229, 14089, 20458, 28178, 73511, 147022, 194351, 267691, 388702, 535382, 746717, 1493434, 14187623, 28375246]

約数ペア:

[(1, 28375246), (2, 14187623), (19, 1493434), (38, 746717), (53, 535382), (73, 388702), (106, 267691), (146, 194351), (193, 147022), (386, 73511), (1007, 28178), (1387, 20458), (2014, 14089), (2774, 10229), (3667, 7738), (3869, 7334)]