381286672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1301}}^1\times {\mathrm{1409}}^1$

素因数の和:2731

約数の個数: 40

約数和(自身を含む): 796745880

約数和(自身を除く): 415459208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1301, 1409, 2602, 2818, 5204, 5636, 10408, 11272, 16913, 18317, 20816, 22544, 33826, 36634, 67652, 73268, 135304, 146536, 270608, 293072, 1833109, 3666218, 7332436, 14664872, 23830417, 29329744, 47660834, 95321668, 190643336, 381286672]

約数ペア:

[(1, 381286672), (2, 190643336), (4, 95321668), (8, 47660834), (13, 29329744), (16, 23830417), (26, 14664872), (52, 7332436), (104, 3666218), (208, 1833109), (1301, 293072), (1409, 270608), (2602, 146536), (2818, 135304), (5204, 73268), (5636, 67652), (10408, 36634), (11272, 33826), (16913, 22544), (18317, 20816)]