388563546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{130303}}^1$

素因数の和:130386

約数の個数: 32

約数和(自身を含む): 900661248

約数和(自身を除く): 512097702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 130303, 260606, 390909, 781818, 912121, 1824242, 2736363, 5472726, 9251513, 18503026, 27754539, 55509078, 64760591, 129521182, 194281773, 388563546]

約数ペア:

[(1, 388563546), (2, 194281773), (3, 129521182), (6, 64760591), (7, 55509078), (14, 27754539), (21, 18503026), (42, 9251513), (71, 5472726), (142, 2736363), (213, 1824242), (426, 912121), (497, 781818), (994, 390909), (1491, 260606), (2982, 130303)]