12740025

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{4591}}^1$

素因数の和:4641

約数の個数: 24

約数和(自身を含む): 21637504

約数和(自身を除く): 8897479

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 185, 555, 925, 2775, 4591, 13773, 22955, 68865, 114775, 169867, 344325, 509601, 849335, 2548005, 4246675, 12740025]

約数ペア:

[(1, 12740025), (3, 4246675), (5, 2548005), (15, 849335), (25, 509601), (37, 344325), (75, 169867), (111, 114775), (185, 68865), (555, 22955), (925, 13773), (2775, 4591)]