81831672

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{87427}}^1$

素因数の和:87452

約数の個数: 48

約数和(自身を含む): 238678440

約数和(自身を除く): 156846768

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, 87427, 174854, 262281, 349708, 524562, 699416, 786843, 1049124, 1136551, 1573686, 2098248, 2273102, 3147372, 3409653, 4546204, 6294744, 6819306, 9092408, 10228959, 13638612, 20457918, 27277224, 40915836, 81831672]

約数ペア:

[(1, 81831672), (2, 40915836), (3, 27277224), (4, 20457918), (6, 13638612), (8, 10228959), (9, 9092408), (12, 6819306), (13, 6294744), (18, 4546204), (24, 3409653), (26, 3147372), (36, 2273102), (39, 2098248), (52, 1573686), (72, 1136551), (78, 1049124), (104, 786843), (117, 699416), (156, 524562), (234, 349708), (312, 262281), (468, 174854), (936, 87427)]