128515990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{242483}}^1$

素因数の和:242543

約数の個数: 16

約数和(自身を含む): 235694448

約数和(自身を除く): 107178458

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 242483, 484966, 1212415, 2424830, 12851599, 25703198, 64257995, 128515990]

約数ペア:

[(1, 128515990), (2, 64257995), (5, 25703198), (10, 12851599), (53, 2424830), (106, 1212415), (265, 484966), (530, 242483)]