996880339

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1487}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 1259919360

約数和(自身を除く): 263039021

約数列:

[1, 7, 13, 53, 91, 139, 371, 689, 973, 1487, 1807, 4823, 7367, 10409, 12649, 19331, 51569, 78811, 95771, 135317, 206693, 551677, 670397, 1024543, 1446851, 2687009, 7171801, 10954729, 18809063, 76683103, 142411477, 996880339]

約数ペア:

[(1, 996880339), (7, 142411477), (13, 76683103), (53, 18809063), (91, 10954729), (139, 7171801), (371, 2687009), (689, 1446851), (973, 1024543), (1487, 670397), (1807, 551677), (4823, 206693), (7367, 135317), (10409, 95771), (12649, 78811), (19331, 51569)]