259718

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 16

約数和(自身を含む): 414720

約数和(自身を除く): 155002

約数列:

[1, 2, 31, 59, 62, 71, 118, 142, 1829, 2201, 3658, 4189, 4402, 8378, 129859, 259718]

約数ペア:

[(1, 259718), (2, 129859), (31, 8378), (59, 4402), (62, 4189), (71, 3658), (118, 2201), (142, 1829)]