138279921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{5087}}^1$

素因数の和:5161

約数の個数: 32

約数和(自身を含む): 215405568

約数和(自身を除く): 77125647

約数列:

[1, 3, 13, 17, 39, 41, 51, 123, 221, 533, 663, 697, 1599, 2091, 5087, 9061, 15261, 27183, 66131, 86479, 198393, 208567, 259437, 625701, 1124227, 2711371, 3372681, 3545639, 8134113, 10636917, 46093307, 138279921]

約数ペア:

[(1, 138279921), (3, 46093307), (13, 10636917), (17, 8134113), (39, 3545639), (41, 3372681), (51, 2711371), (123, 1124227), (221, 625701), (533, 259437), (663, 208567), (697, 198393), (1599, 86479), (2091, 66131), (5087, 27183), (9061, 15261)]