278325584

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{1019}}^1$

素因数の和:1467

約数の個数: 40

約数和(自身を含む): 553729440

約数和(自身を除く): 275403856

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 397, 688, 794, 1019, 1588, 2038, 3176, 4076, 6352, 8152, 16304, 17071, 34142, 43817, 68284, 87634, 136568, 175268, 273136, 350536, 404543, 701072, 809086, 1618172, 3236344, 6472688, 17395349, 34790698, 69581396, 139162792, 278325584]

約数ペア:

[(1, 278325584), (2, 139162792), (4, 69581396), (8, 34790698), (16, 17395349), (43, 6472688), (86, 3236344), (172, 1618172), (344, 809086), (397, 701072), (688, 404543), (794, 350536), (1019, 273136), (1588, 175268), (2038, 136568), (3176, 87634), (4076, 68284), (6352, 43817), (8152, 34142), (16304, 17071)]