15489370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6271}}^1$

素因数の和:6310

約数の個数: 32

約数和(自身を含む): 31610880

約数和(自身を除く): 16121510

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 6271, 12542, 31355, 62710, 81523, 119149, 163046, 238298, 407615, 595745, 815230, 1191490, 1548937, 3097874, 7744685, 15489370]

約数ペア:

[(1, 15489370), (2, 7744685), (5, 3097874), (10, 1548937), (13, 1191490), (19, 815230), (26, 595745), (38, 407615), (65, 238298), (95, 163046), (130, 119149), (190, 81523), (247, 62710), (494, 31355), (1235, 12542), (2470, 6271)]