128220996

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{743}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 305230464

約数和(自身を除く): 177009468

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 197, 219, 292, 394, 438, 591, 743, 788, 876, 1182, 1486, 2229, 2364, 2972, 4458, 8916, 14381, 28762, 43143, 54239, 57524, 86286, 108478, 146371, 162717, 172572, 216956, 292742, 325434, 439113, 585484, 650868, 878226, 1756452, 10685083, 21370166, 32055249, 42740332, 64110498, 128220996]

約数ペア:

[(1, 128220996), (2, 64110498), (3, 42740332), (4, 32055249), (6, 21370166), (12, 10685083), (73, 1756452), (146, 878226), (197, 650868), (219, 585484), (292, 439113), (394, 325434), (438, 292742), (591, 216956), (743, 172572), (788, 162717), (876, 146371), (1182, 108478), (1486, 86286), (2229, 57524), (2364, 54239), (2972, 43143), (4458, 28762), (8916, 14381)]