204027395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4259}}^1$

素因数の和:4355

約数の個数: 32

約数和(自身を含む): 291997440

約数和(自身を除く): 87970045

約数列:

[1, 5, 11, 13, 55, 65, 67, 143, 335, 715, 737, 871, 3685, 4259, 4355, 9581, 21295, 46849, 47905, 55367, 234245, 276835, 285353, 609037, 1426765, 3045185, 3138883, 3709589, 15694415, 18547945, 40805479, 204027395]

約数ペア:

[(1, 204027395), (5, 40805479), (11, 18547945), (13, 15694415), (55, 3709589), (65, 3138883), (67, 3045185), (143, 1426765), (335, 609037), (715, 285353), (737, 276835), (871, 234245), (3685, 55367), (4259, 47905), (4355, 46849), (9581, 21295)]