453974

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 16

約数和(自身を含む): 725760

約数和(自身を除く): 271786

約数列:

[1, 2, 23, 46, 71, 139, 142, 278, 1633, 3197, 3266, 6394, 9869, 19738, 226987, 453974]

約数ペア:

[(1, 453974), (2, 226987), (23, 19738), (46, 9869), (71, 6394), (139, 3266), (142, 3197), (278, 1633)]