278344872

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{297377}}^1$

素因数の和:297402

約数の個数: 48

約数和(自身を含む): 811841940

約数和(自身を除く): 533497068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 297377, 594754, 892131, 1189508, 1784262, 2379016, 2676393, 3568524, 3865901, 5352786, 7137048, 7731802, 10705572, 11597703, 15463604, 21411144, 23195406, 30927208, 34793109, 46390812, 69586218, 92781624, 139172436, 278344872]

約数ペア:

[(1, 278344872), (2, 139172436), (3, 92781624), (4, 69586218), (6, 46390812), (8, 34793109), (9, 30927208), (12, 23195406), (13, 21411144), (18, 15463604), (24, 11597703), (26, 10705572), (36, 7731802), (39, 7137048), (52, 5352786), (72, 3865901), (78, 3568524), (104, 2676393), (117, 2379016), (156, 1784262), (234, 1189508), (312, 892131), (468, 594754), (936, 297377)]