278997482

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{103409}}^1$

素因数の和:103501

約数の個数: 16

約数和(自身を含む): 446731200

約数和(自身を除く): 167733718

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 103409, 206818, 1964771, 3929542, 7342039, 14684078, 139498741, 278997482]

約数ペア:

[(1, 278997482), (2, 139498741), (19, 14684078), (38, 7342039), (71, 3929542), (142, 1964771), (1349, 206818), (2698, 103409)]