49051821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{509}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 80881920

約数和(自身を除く): 31830099

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 353, 509, 1059, 1527, 2471, 3563, 4589, 6617, 7413, 10689, 13767, 19851, 32123, 46319, 96369, 138957, 179677, 539031, 1257739, 2335801, 3773217, 7007403, 16350607, 49051821]

約数ペア:

[(1, 49051821), (3, 16350607), (7, 7007403), (13, 3773217), (21, 2335801), (39, 1257739), (91, 539031), (273, 179677), (353, 138957), (509, 96369), (1059, 46319), (1527, 32123), (2471, 19851), (3563, 13767), (4589, 10689), (6617, 7413)]