7220458

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 12976128

約数和(自身を除く): 5755670

約数列:

[1, 2, 7, 14, 31, 62, 127, 131, 217, 254, 262, 434, 889, 917, 1778, 1834, 3937, 4061, 7874, 8122, 16637, 27559, 28427, 33274, 55118, 56854, 116459, 232918, 515747, 1031494, 3610229, 7220458]

約数ペア:

[(1, 7220458), (2, 3610229), (7, 1031494), (14, 515747), (31, 232918), (62, 116459), (127, 56854), (131, 55118), (217, 33274), (254, 28427), (262, 27559), (434, 16637), (889, 8122), (917, 7874), (1778, 4061), (1834, 3937)]