1900353922555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{3552163}}^1$

素因数の和:3552387

約数の個数: 32

約数和(自身を含む): 2541189708288

約数和(自身を除く): 640835785733

約数列:

[1, 5, 11, 55, 71, 137, 355, 685, 781, 1507, 3905, 7535, 9727, 48635, 106997, 534985, 3552163, 17760815, 39073793, 195368965, 252203573, 486646331, 1261017865, 2433231655, 2774239303, 5353109641, 13871196515, 26765548205, 34551889501, 172759447505, 380070784511, 1900353922555]

約数ペア:

[(1, 1900353922555), (5, 380070784511), (11, 172759447505), (55, 34551889501), (71, 26765548205), (137, 13871196515), (355, 5353109641), (685, 2774239303), (781, 2433231655), (1507, 1261017865), (3905, 486646331), (7535, 252203573), (9727, 195368965), (48635, 39073793), (106997, 17760815), (534985, 3552163)]