81829188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{733}}^1$

素因数の和:1193

約数の個数: 72

約数和(自身を含む): 237252288

約数和(自身を除く): 155423100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 443, 733, 886, 1329, 1466, 1772, 2199, 2658, 2932, 3101, 3987, 4398, 5131, 5316, 6202, 6597, 7974, 8796, 9303, 10262, 12404, 13194, 15393, 15948, 18606, 20524, 26388, 27909, 30786, 37212, 46179, 55818, 61572, 92358, 111636, 184716, 324719, 649438, 974157, 1298876, 1948314, 2273033, 2922471, 3896628, 4546066, 5844942, 6819099, 9092132, 11689884, 13638198, 20457297, 27276396, 40914594, 81829188]

約数ペア:

[(1, 81829188), (2, 40914594), (3, 27276396), (4, 20457297), (6, 13638198), (7, 11689884), (9, 9092132), (12, 6819099), (14, 5844942), (18, 4546066), (21, 3896628), (28, 2922471), (36, 2273033), (42, 1948314), (63, 1298876), (84, 974157), (126, 649438), (252, 324719), (443, 184716), (733, 111636), (886, 92358), (1329, 61572), (1466, 55818), (1772, 46179), (2199, 37212), (2658, 30786), (2932, 27909), (3101, 26388), (3987, 20524), (4398, 18606), (5131, 15948), (5316, 15393), (6202, 13194), (6597, 12404), (7974, 10262), (8796, 9303)]