278320692

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{137239}}^1$

素因数の和:137272

約数の個数: 36

約数和(自身を含む): 703217760

約数和(自身を除く): 424897068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 137239, 274478, 411717, 548956, 823434, 1646868, 1784107, 3568214, 5352321, 7136428, 10704642, 21409284, 23193391, 46386782, 69580173, 92773564, 139160346, 278320692]

約数ペア:

[(1, 278320692), (2, 139160346), (3, 92773564), (4, 69580173), (6, 46386782), (12, 23193391), (13, 21409284), (26, 10704642), (39, 7136428), (52, 5352321), (78, 3568214), (156, 1784107), (169, 1646868), (338, 823434), (507, 548956), (676, 411717), (1014, 274478), (2028, 137239)]