16219431

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{919}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 24541920

約数和(自身を除く): 8322489

約数列:

[1, 3, 9, 37, 53, 111, 159, 333, 477, 919, 1961, 2757, 5883, 8271, 17649, 34003, 48707, 102009, 146121, 306027, 438363, 1802159, 5406477, 16219431]

約数ペア:

[(1, 16219431), (3, 5406477), (9, 1802159), (37, 438363), (53, 306027), (111, 146121), (159, 102009), (333, 48707), (477, 34003), (919, 17649), (1961, 8271), (2757, 5883)]