27818679

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 45089280

約数和(自身を除く): 17270601

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 399, 617, 791, 1851, 2147, 2373, 4319, 6441, 11723, 12957, 15029, 35169, 45087, 69721, 82061, 209163, 246183, 488047, 1324699, 1464141, 3974097, 9272893, 27818679]

約数ペア:

[(1, 27818679), (3, 9272893), (7, 3974097), (19, 1464141), (21, 1324699), (57, 488047), (113, 246183), (133, 209163), (339, 82061), (399, 69721), (617, 45087), (791, 35169), (1851, 15029), (2147, 12957), (2373, 11723), (4319, 6441)]