388581753

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{55903}}^1$

素因数の和:56244

約数の個数: 16

約数和(自身を含む): 593924096

約数和(自身を除く): 205342343

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 55903, 167709, 391321, 1173963, 18503893, 55511679, 129527251, 388581753]

約数ペア:

[(1, 388581753), (3, 129527251), (7, 55511679), (21, 18503893), (331, 1173963), (993, 391321), (2317, 167709), (6951, 55903)]