178441731

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4003}}^1$

素因数の和:4152

約数の個数: 32

約数和(自身を含む): 287006720

約数和(自身を除く): 108564989

約数列:

[1, 3, 9, 13, 27, 39, 117, 127, 351, 381, 1143, 1651, 3429, 4003, 4953, 12009, 14859, 36027, 44577, 52039, 108081, 156117, 468351, 508381, 1405053, 1525143, 4575429, 6608953, 13726287, 19826859, 59480577, 178441731]

約数ペア:

[(1, 178441731), (3, 59480577), (9, 19826859), (13, 13726287), (27, 6608953), (39, 4575429), (117, 1525143), (127, 1405053), (351, 508381), (381, 468351), (1143, 156117), (1651, 108081), (3429, 52039), (4003, 44577), (4953, 36027), (12009, 14859)]