64380988

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{56081}}^1$

素因数の和:56133

約数の個数: 24

約数和(自身を含む): 131904864

約数和(自身を除く): 67523876

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 56081, 112162, 224324, 392567, 785134, 1570268, 2299321, 4598642, 9197284, 16095247, 32190494, 64380988]

約数ペア:

[(1, 64380988), (2, 32190494), (4, 16095247), (7, 9197284), (14, 4598642), (28, 2299321), (41, 1570268), (82, 785134), (164, 392567), (287, 224324), (574, 112162), (1148, 56081)]