397702954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2591}}^1\times {\mathrm{6977}}^1$

素因数の和:9581

約数の個数: 16

約数和(自身を含む): 651131136

約数和(自身を除く): 253428182

約数列:

[1, 2, 11, 22, 2591, 5182, 6977, 13954, 28501, 57002, 76747, 153494, 18077407, 36154814, 198851477, 397702954]

約数ペア:

[(1, 397702954), (2, 198851477), (11, 36154814), (22, 18077407), (2591, 153494), (5182, 76747), (6977, 57002), (13954, 28501)]