28489370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31307}}^1$

素因数の和:31334

約数の個数: 32

約数和(自身を含む): 63116928

約数和(自身を除く): 34627558

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31307, 62614, 156535, 219149, 313070, 406991, 438298, 813982, 1095745, 2034955, 2191490, 2848937, 4069910, 5697874, 14244685, 28489370]

約数ペア:

[(1, 28489370), (2, 14244685), (5, 5697874), (7, 4069910), (10, 2848937), (13, 2191490), (14, 2034955), (26, 1095745), (35, 813982), (65, 438298), (70, 406991), (91, 313070), (130, 219149), (182, 156535), (455, 62614), (910, 31307)]