4389987

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 7142400

約数和(自身を除く): 2752413

約数列:

[1, 3, 7, 21, 23, 61, 69, 149, 161, 183, 427, 447, 483, 1043, 1281, 1403, 3129, 3427, 4209, 9089, 9821, 10281, 23989, 27267, 29463, 63623, 71967, 190869, 209047, 627141, 1463329, 4389987]

約数ペア:

[(1, 4389987), (3, 1463329), (7, 627141), (21, 209047), (23, 190869), (61, 71967), (69, 63623), (149, 29463), (161, 27267), (183, 23989), (427, 10281), (447, 9821), (483, 9089), (1043, 4209), (1281, 3427), (1403, 3129)]