20231589

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 32256000

約数和(自身を除く): 12024411

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 239, 417, 609, 717, 973, 1673, 2919, 4031, 5019, 6931, 12093, 20793, 28217, 33221, 48517, 84651, 99663, 145551, 232547, 697641, 963409, 2890227, 6743863, 20231589]

約数ペア:

[(1, 20231589), (3, 6743863), (7, 2890227), (21, 963409), (29, 697641), (87, 232547), (139, 145551), (203, 99663), (239, 84651), (417, 48517), (609, 33221), (717, 28217), (973, 20793), (1673, 12093), (2919, 6931), (4031, 5019)]