279969273

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{479}}^1\times {\mathrm{643}}^1$

素因数の和:1229

約数の個数: 24

約数和(自身を含む): 409893120

約数和(自身を除く): 129923847

約数列:

[1, 3, 9, 101, 303, 479, 643, 909, 1437, 1929, 4311, 5787, 48379, 64943, 145137, 194829, 307997, 435411, 584487, 923991, 2771973, 31107697, 93323091, 279969273]

約数ペア:

[(1, 279969273), (3, 93323091), (9, 31107697), (101, 2771973), (303, 923991), (479, 584487), (643, 435411), (909, 307997), (1437, 194829), (1929, 145137), (4311, 64943), (5787, 48379)]