387630488

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{44089}}^1$

素因数の和:44259

約数の個数: 32

約数和(自身を含む): 835946400

約数和(自身を除く): 448315912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 8792, 44089, 88178, 176356, 308623, 352712, 617246, 1234492, 2468984, 6921973, 13843946, 27687892, 48453811, 55375784, 96907622, 193815244, 387630488]

約数ペア:

[(1, 387630488), (2, 193815244), (4, 96907622), (7, 55375784), (8, 48453811), (14, 27687892), (28, 13843946), (56, 6921973), (157, 2468984), (314, 1234492), (628, 617246), (1099, 352712), (1256, 308623), (2198, 176356), (4396, 88178), (8792, 44089)]