208978103685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17189}}^1\times {\mathrm{62347}}^1$

素因数の和:79557

約数の個数: 32

約数和(自身を含む): 360112072320

約数和(自身を除く): 151133968635

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 17189, 51567, 62347, 85945, 187041, 223457, 257835, 311735, 670371, 810511, 935205, 1117285, 2431533, 3351855, 4052555, 12157665, 1071682583, 3215047749, 5358412915, 13931873579, 16075238745, 41795620737, 69659367895, 208978103685]

約数ペア:

[(1, 208978103685), (3, 69659367895), (5, 41795620737), (13, 16075238745), (15, 13931873579), (39, 5358412915), (65, 3215047749), (195, 1071682583), (17189, 12157665), (51567, 4052555), (62347, 3351855), (85945, 2431533), (187041, 1117285), (223457, 935205), (257835, 810511), (311735, 670371)]