251159493

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1877}}^1$

素因数の和:2013

約数の個数: 32

約数和(自身を含む): 373556736

約数和(自身を除く): 122397243

約数列:

[1, 3, 13, 39, 47, 73, 141, 219, 611, 949, 1833, 1877, 2847, 3431, 5631, 10293, 24401, 44603, 73203, 88219, 133809, 137021, 264657, 411063, 1146847, 1781273, 3440541, 5343819, 6439987, 19319961, 83719831, 251159493]

約数ペア:

[(1, 251159493), (3, 83719831), (13, 19319961), (39, 6439987), (47, 5343819), (73, 3440541), (141, 1781273), (219, 1146847), (611, 411063), (949, 264657), (1833, 137021), (1877, 133809), (2847, 88219), (3431, 73203), (5631, 44603), (10293, 24401)]