156780828

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{27739}}^1$

素因数の和:27906

約数の個数: 36

約数和(自身を含む): 398845720

約数和(自身を除く): 242064892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 5652, 27739, 55478, 83217, 110956, 166434, 249651, 332868, 499302, 998604, 4355023, 8710046, 13065069, 17420092, 26130138, 39195207, 52260276, 78390414, 156780828]

約数ペア:

[(1, 156780828), (2, 78390414), (3, 52260276), (4, 39195207), (6, 26130138), (9, 17420092), (12, 13065069), (18, 8710046), (36, 4355023), (157, 998604), (314, 499302), (471, 332868), (628, 249651), (942, 166434), (1413, 110956), (1884, 83217), (2826, 55478), (5652, 27739)]