378889287

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{5479}}^1$

素因数の和:5615

約数の個数: 32

約数和(自身を含む): 599731200

約数和(自身を除く): 220841913

約数列:

[1, 3, 7, 21, 37, 89, 111, 259, 267, 623, 777, 1869, 3293, 5479, 9879, 16437, 23051, 38353, 69153, 115059, 202723, 487631, 608169, 1419061, 1462893, 3413417, 4257183, 10240251, 18042347, 54127041, 126296429, 378889287]

約数ペア:

[(1, 378889287), (3, 126296429), (7, 54127041), (21, 18042347), (37, 10240251), (89, 4257183), (111, 3413417), (259, 1462893), (267, 1419061), (623, 608169), (777, 487631), (1869, 202723), (3293, 115059), (5479, 69153), (9879, 38353), (16437, 23051)]