30728955

素因数分解:

$3^1\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1987}}^1$

素因数の和:3026

約数の個数: 16

約数和(自身を含む): 49238784

約数和(自身を除く): 18509829

約数列:

[1, 3, 5, 15, 1031, 1987, 3093, 5155, 5961, 9935, 15465, 29805, 2048597, 6145791, 10242985, 30728955]

約数ペア:

[(1, 30728955), (3, 10242985), (5, 6145791), (15, 2048597), (1031, 29805), (1987, 15465), (3093, 9935), (5155, 5961)]