138539128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{190301}}^1$

素因数の和:190327

約数の個数: 32

約数和(自身を含む): 319707360

約数和(自身を除く): 181168232

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 190301, 380602, 761204, 1332107, 1522408, 2473913, 2664214, 4947826, 5328428, 9895652, 10656856, 17317391, 19791304, 34634782, 69269564, 138539128]

約数ペア:

[(1, 138539128), (2, 69269564), (4, 34634782), (7, 19791304), (8, 17317391), (13, 10656856), (14, 9895652), (26, 5328428), (28, 4947826), (52, 2664214), (56, 2473913), (91, 1522408), (104, 1332107), (182, 761204), (364, 380602), (728, 190301)]