219956061

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{647}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 330946560

約数和(自身を除く): 110990499

約数列:

[1, 3, 13, 23, 39, 69, 299, 379, 647, 897, 1137, 1941, 4927, 8411, 8717, 14781, 14881, 25233, 26151, 44643, 113321, 193453, 245213, 339963, 580359, 735639, 3187769, 5639899, 9563307, 16919697, 73318687, 219956061]

約数ペア:

[(1, 219956061), (3, 73318687), (13, 16919697), (23, 9563307), (39, 5639899), (69, 3187769), (299, 735639), (379, 580359), (647, 339963), (897, 245213), (1137, 193453), (1941, 113321), (4927, 44643), (8411, 26151), (8717, 25233), (14781, 14881)]