16623981

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 10471059

約数列:

[1, 3, 9, 11, 27, 33, 99, 223, 251, 297, 669, 753, 2007, 2259, 2453, 2761, 6021, 6777, 7359, 8283, 22077, 24849, 55973, 66231, 74547, 167919, 503757, 615703, 1511271, 1847109, 5541327, 16623981]

約数ペア:

[(1, 16623981), (3, 5541327), (9, 1847109), (11, 1511271), (27, 615703), (33, 503757), (99, 167919), (223, 74547), (251, 66231), (297, 55973), (669, 24849), (753, 22077), (2007, 8283), (2259, 7359), (2453, 6777), (2761, 6021)]