81417672

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161543}}^1$

素因数の和:161562

約数の個数: 48

約数和(自身を含む): 252008640

約数和(自身を除く): 170590968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161543, 323086, 484629, 646172, 969258, 1130801, 1292344, 1453887, 1938516, 2261602, 2907774, 3392403, 3877032, 4523204, 5815548, 6784806, 9046408, 10177209, 11631096, 13569612, 20354418, 27139224, 40708836, 81417672]

約数ペア:

[(1, 81417672), (2, 40708836), (3, 27139224), (4, 20354418), (6, 13569612), (7, 11631096), (8, 10177209), (9, 9046408), (12, 6784806), (14, 5815548), (18, 4523204), (21, 3877032), (24, 3392403), (28, 2907774), (36, 2261602), (42, 1938516), (56, 1453887), (63, 1292344), (72, 1130801), (84, 969258), (126, 646172), (168, 484629), (252, 323086), (504, 161543)]