51472743

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 80256000

約数和(自身を除く): 28783257

約数列:

[1, 3, 7, 21, 109, 113, 199, 327, 339, 597, 763, 791, 1393, 2289, 2373, 4179, 12317, 21691, 22487, 36951, 65073, 67461, 86219, 151837, 157409, 258657, 455511, 472227, 2451083, 7353249, 17157581, 51472743]

約数ペア:

[(1, 51472743), (3, 17157581), (7, 7353249), (21, 2451083), (109, 472227), (113, 455511), (199, 258657), (327, 157409), (339, 151837), (597, 86219), (763, 67461), (791, 65073), (1393, 36951), (2289, 22487), (2373, 21691), (4179, 12317)]