207942839

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 239082912

約数和(自身を除く): 31140073

約数列:

[1, 13, 23, 61, 169, 299, 793, 877, 1403, 3887, 10309, 11401, 18239, 20171, 53497, 148213, 237107, 262223, 695461, 1230431, 3408899, 9040993, 15995603, 207942839]

約数ペア:

[(1, 207942839), (13, 15995603), (23, 9040993), (61, 3408899), (169, 1230431), (299, 695461), (793, 262223), (877, 237107), (1403, 148213), (3887, 53497), (10309, 20171), (11401, 18239)]