1111125008

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139729}}^1$

素因数の和:139815

約数の個数: 40

約数和(自身を含む): 2495018880

約数和(自身を除く): 1383893872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 139729, 279458, 558916, 978103, 1117832, 1956206, 2235664, 3912412, 7824824, 9920759, 15649648, 19841518, 39683036, 69445313, 79366072, 138890626, 158732144, 277781252, 555562504, 1111125008]

約数ペア:

[(1, 1111125008), (2, 555562504), (4, 277781252), (7, 158732144), (8, 138890626), (14, 79366072), (16, 69445313), (28, 39683036), (56, 19841518), (71, 15649648), (112, 9920759), (142, 7824824), (284, 3912412), (497, 2235664), (568, 1956206), (994, 1117832), (1136, 978103), (1988, 558916), (3976, 279458), (7952, 139729)]