223872159

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2833}}^1$

素因数の和:2967

約数の個数: 32

約数和(自身を含む): 352594944

約数和(自身を除く): 128722785

約数列:

[1, 3, 7, 21, 53, 71, 159, 213, 371, 497, 1113, 1491, 2833, 3763, 8499, 11289, 19831, 26341, 59493, 79023, 150149, 201143, 450447, 603429, 1051043, 1408001, 3153129, 4224003, 10660579, 31981737, 74624053, 223872159]

約数ペア:

[(1, 223872159), (3, 74624053), (7, 31981737), (21, 10660579), (53, 4224003), (71, 3153129), (159, 1408001), (213, 1051043), (371, 603429), (497, 450447), (1113, 201143), (1491, 150149), (2833, 79023), (3763, 59493), (8499, 26341), (11289, 19831)]