28602705

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 47029248

約数和(自身を除く): 18426543

約数列:

[1, 3, 5, 15, 71, 107, 213, 251, 321, 355, 535, 753, 1065, 1255, 1605, 3765, 7597, 17821, 22791, 26857, 37985, 53463, 80571, 89105, 113955, 134285, 267315, 402855, 1906847, 5720541, 9534235, 28602705]

約数ペア:

[(1, 28602705), (3, 9534235), (5, 5720541), (15, 1906847), (71, 402855), (107, 267315), (213, 134285), (251, 113955), (321, 89105), (355, 80571), (535, 53463), (753, 37985), (1065, 26857), (1255, 22791), (1605, 17821), (3765, 7597)]